Introduction Transforming care Investing in our people Accelerating possibilities Protecting the environment Creating value responsibly Appendix GEMS key performance indicators Boston Scientific developed the Global Energy Management " I was fortunate to be part of a broad team of experts as a research student System (GEMS) to measure our progress toward carbon at the University of Galway, where I helped develop GEMS and our C3 strategy neutrality. The company’s Global Facilities Utility Management for carbon neutrality. Seven years later, it's gratifying to play a role in (GFUM) Council benchmarks best practices, monitors metrics its continued implementation and observe its impact on the company's and publicly reports results using the key performance indicators decarbonization journey." (KPIs) in the following chart. Sergio Contreras senior engineer, Energy Management Key performance indicators and definitions Unit 2018 2019 2020 2021 2022 CO equivalent metric tons (MT CO e) 85,127 84,778 53,730 52,284 48,717 CO 2 2 2 Carbon footprint Total amount of scope 1 and scope 2 GHG emissions (MT CO 1 e) emitted into the atmosphere. 2 Normalized MT CO e/million $ net sales 8.7 7.9 5.4 4.4 3.8 2 Total MWh 355k 368k 381k 397k 404k Energy use Total energy Boston Scientific consumes annually to 1 (MWh) manufacture our products. Energy intensity in MWh/million $ net sales 36 34 38 33 32 Green real estate Percentage of all Boston Scientific real estate (including commercial, leased and owned) that is independently (% of total) certified for energy efficiency by industry-leading bodies such as LEED for design and Energy Star or ISO 32% 41% 42% 46% 71% 50001:2018 for building operations, representing 6+ million square feet. Percentage of total energy consumed, generated Electricity percent 5% 11% 71% 73% 76% Renewable energy from renewable sources, with Boston Scientific (% of total) 1 owning the renewable attributes. All sources percent 3% 6% 35% 38% 40% 1 Inclusive of all manufacturing and key distribution sites only. 41 2022 Performance Report