2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 Sustainability Key metrics 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030 2020 – 2021 Performance 2020 – 2021 target 2025 target 2027 target 2030 target 2045 target scope Material issue Carbon and climate change KPI Carbon intensity gross operational emissions of Severn Trent Plc per £m turnover 190.0 1.5% decrease year on year Group 70% supplier engagement targeton Scope 3 emissions Net zero operational carbon emissions Material issue Water resources for the future KPI Leakage (Ml/d 3-yr average) 414.6 2.2% improvement year on year 15% reduction to 363.5 Ml/day STW 418.2 Regulatory Target 50% Long-term ambition to reduce by 50% Material issue Enhancing nature KPI Great Big Nature Boost (Hectares Improved) 2,632 53% of 2027 target 1,090 Regulatory Target STW 190.5 Regulatory Target 5,000 Great Big Nature Boost Target Material issue Enhancing nature KPI Number of pollutions per 10,000km waste water network 20.6 21% year on year improvement 50% Ambition to reduce pollutions STW 24.5 Regulatory Target Material issue Vulnerable customers KPI % of customers in need that receive support through help to pay schemes 35% 153,825 customers 43% 195,000 customers STW 34% Regulatory Target Eradicate water poverty by 2030