Slide 1: 2024 Constellation Sustainability Data Index & Factsheet
2024 Constellation Sustainability Report Sustainability Data Index & Factsheet Sustainability Data Constellation’s 2024 Sustainability Data Index & Factsheet discloses our Index & Factsheet performance and relevant policies for key sustainability topics. Metrics Constellation 2024 Sustainability Rep
Slide 2: General
General Financial Performance Unit 2022 2023 GRI/SASB Indicator Additional Information Operating revenues Million USD $24,440 $24,918 GRI 201-1 Net revenues Million USD $495 $1,610 Market Information Unit 2022 2023 GRI/SASB Indicator Additional Information Total customers served (annual average) Num
Slide 3: Energy Generation, Capacity, and Sales
Energy Generation, Capacity, and Sales Unit 2022 2023 GRI/SASB Indicator Additional Information Total owned generating capacity MW 32,355 33,094 Nuclear MW 20,895 22,070 Increase in capacity due to acquisition of ownership stake in South Texas Project Electric Generating Station (STP). Share of tota
Slide 4: Climate and Environmental Management
Climate and Environmental Management GRI/SASB Indicator Board level responsibility for climate and The Constellation Board of Directors provides oversight on the development and execution of our corporate citizenship strategy, including GRI 2-9 environmental issues sustainability and environmental s
Slide 5: Energy/Fuel Consumption
Energy/Fuel Consumption Unit 2022 2023 GRI/SASB Indicator Additional Information Total energy/fuel consumed GWh 48,098 51,727 GRI 302-1 Per CDP guidance, this data excludes nuclear fuel. 2022 data throughout the Climate section of this Data Index may differ from previously disclosed Total non-renewa
Slide 6: Greenhouse Gas Emissions: Scope 1
Greenhouse Gas Emissions Unit 2022 2023 GRI/SASB Indicator Additional Information Scope 1 GHG emissions Metric tons CO2e 9,102,084 9,679,181 GRI 305-1 Gases included in the calculation include CO2, CH4, N2O, HFCs, PFCs and SF6. Constellation calculates Gases included in the calculation include CO2,
Slide 7: Greenhouse Gas Emissions: Scope 2
Greenhouse Gas Emissions Unit 2022 2023 GRI/SASB Indicator Additional Information Scope 2 (location-based) GHG emissions Metric tons CO2e 298,226 292,891 GRI 305-2 Gases included in the calculation include CO2, CH4, N2O, HFCs, PFCs, SF6 and NF3, but only CO2, CH4 and N2O are relevant to our operatio
Slide 8: Greenhouse Gas Emissions: Scope 3
Greenhouse Gas Emissions Unit 2022 2023 GRI/SASB Indicator Additional Information Total relevant Scope 3 GHG emissions Metric tons CO2e 81,398,873 87,482,855 GRI 305-3 Gases included in the calculation include CO2, CH4, N2O, HFCs, PFCs and SF6. Constellation calculates Scope 3 emissions using guidan
Slide 9: Other Significant Air Emissions
Other Significant Air Emissions Unit 2022 2023 GRI/SASB Indicator Additional Information Nitrogen oxide (NOx) emissions Metric tons 938 804 GRI 305-7 In 2023, our measured emissions intensity rates, on a per MWh NOx emissions intensity kg/MWh generated 0.005 0.004 SASB IF-EU-120a.1 generated basis,
Slide 10: Water
Water Unit 2022 2023 GRI/SASB Indicator Additional Information Total water withdrawal/intake Megaliters 46,682,483 48,697,737 GRI 303-3 SASB IF-EU-140a.1 Share of withdrawn water returned to source Percent 98.5% 98.5% Total water discharge Megaliters 45,974,591 47,960,046 GRI 303-4 Total water consu
Slide 11: Social: Human Capital Management
Social Human Capital Management GRI/SASB Indicator Board level responsibility for human capital The Constellation Board of Directors provides oversight on the development and execution of our human capital management strategy and is focused GRI 2-9 management on building and maintaining a corporate
Slide 12: Employees
Employees Unit 2022 2023 GRI/SASB Indicator Additional Information Total number of employees Number 13,408 13,871 GRI 2-7 By employment type Regular employees Number 13,370 13,833 GRI 2-7 Regular employees hold a position where employment is for an indeterminate period and the position is expected t
Slide 13: Diversity, Equity and Inclusion: Gender
Diversity, Equity and Inclusion Unit 2022 2023 GRI/SASB Indicator Additional Information Gender identity by career level Total GRI 405-1 Male Percent of Total 78% 77% Female Percent of Total 22% 22% Gender not disclosed Percent of Total <1% 1% Staff Male Percent of Staff 78% 76% Female Percent of St
Slide 14: Diversity, Equity and Inclusion: Race and Ethnicity
Diversity, Equity and Inclusion Unit 2022 2023 GRI/SASB Indicator Additional Information Racial or ethnic diversity by career level Total GRI 405-1 American Indian or Alaska Native Percent of Total 0.4% 0.4% Asian Percent of Total 4.3% 4.5% Black or African American Percent of Total 6.9% 7.0% Hispan
Slide 15: Diversity, Equity and Inclusion: Race and Ethnicity (Management)
Diversity, Equity and Inclusion Unit 2022 2023 GRI/SASB Indicator Additional Information Racial or ethnic diversity by career level Management GRI 405-1 Per footnote (c) on page 21 of the Employees > Diversity Metrics section in Constellation’s 2023 Form 10-K, Management is defined as managers as we
Slide 16: Diversity, Equity and Inclusion: Age
Diversity, Equity and Inclusion Unit 2022 2023 GRI/SASB Indicator Additional Information Age by career level Total GRI 405-1 Per footnote (e) on page 21 of the Employees > Diversity Metrics section in Constellation’s 2023 Form 10-K, metric is based on the number of regular (excluding temporary) empl
Slide 17: Talent Development
Talent Development Unit 2022 2023 GRI/SASB Indicator Additional Information Percentage of total employees in positions designated Percent N/R 96% GRI 404-3 Positions that are part of a bargaining unit and comparable positions at non-represented sites are not to receive regular performance reviews wh
Slide 18: Collective Bargaining Agreements (CBAs)
Collective Bargaining Agreements (CBAs) Unit 2022 2023 GRI/SASB Indicator Additional Information Total employees covered by CBAs Number 3,342 3,343 GRI 2-30 Percent 25% 25% Total employees covered by CBAs that were new or Number 74 410 renewed in 2023 Total active CBAs Number 21 21 CBAs negotiated b
Slide 19: Health and Safety Management
Health and Safety Management GRI/SASB Indicator Board level responsibility for health and safety The Nuclear Oversight Committee of the Board oversees environmental and safety laws, regulations and standards applicable to GRI 2-9 management ownership and operation of nuclear power facilities. This i
Slide 20: Health and Safety Metrics
Health and Safety Metrics Unit 2022 2023 GRI/SASB Indicator Additional Information Percentage of employees and relevant contractors Percent 100% 100% GRI 403-8 We expect all contractors to follow Constellation’s safety systems, or an approved equivalent. covered by occupational health and safety man
Slide 21: Health and Safety Metrics: Contractors
Health and Safety Metrics Unit 2022 2023 GRI/SASB Indicator Additional Information Contractor health and safety incidents Contractor fatalities Number 0 0 GRI 403-9 Rate of fatalities as a result of work-related injury = (Number of fatalities as a result of work-related injury / Number of hours work
Slide 22: Nuclear Plant Safety
Nuclear Plant Safety Unit 2022 2023 GRI/SASB Indicator Additional Information Control operators trained/qualified during the year Number 66 98 Incidents on the International Atomic Energy Agency Number 0 0 (IAEA) International Nuclear and Radiological Event Scale Total number of nuclear power units,
Slide 23: Governance: Corporate Governance
Governance Corporate Governance GRI/SASB Indicator Board level responsibility for ethics issues The Constellation Board of Directors provides oversight of our compliance with laws and ethical principles and is committed to ensuring that Constellation conducts GRI 2-9 business in accordance with the
Slide 24: Corporate Governance: Relevant policies and resources
Corporate Governance Relevant policies and resources 2024 Proxy Statement 2023 Form 10-K Board & Committees webpage Ethics and Governance webpage Committee Charters Corporate Governance Principles Constellation Bylaws Code of Business Conduct Constellation Ethics Help Line Supplier Code of Conduct S
Slide 25: Board Member Diversity
Board Member Diversity Unit 2022 2023 GRI/SASB Indicator Additional Information Total number of Board members Number 10 11 GRI 405-1 Constellation added a new Board member in May 2023. By gender identity Male Percent 70% 73% Female Percent 30% 27% By racial or ethnic diversity This data represents e
Slide 26: Supply Chain
Supply Chain Unit 2022 2023 GRI/SASB Indicator Additional Information Supplier diversity spend Million USD $481 $522 Supplier diversity spend includes spend with diverse suppliers that are authenticated by third party certification agencies that are recognized by Constellation. In general, diverse s
Slide 27: Political Contributions
Political Contributions Unit 2022 2023 GRI/SASB Indicator Additional Information Total political contributions attributed to Constellation USD $1,085,048 $1,162,925 GRI 415-1 Political contributions by funding recipient USD 2022 Corporate 2023 Corporate Political Political Contributions Report Contr