Green Procurement Playbook 2025

Endnotes 1. Gomez, P ., Boero Vargas, D., Dassu, I., Cifuentes, F. (2025). How chief procurement officers are leading the charge on sustainability. World Economic Forum. https://www.weforum.org/stories/2025/01/chief-procurement-officers-leading- charge-sustainability. 2. CDP . (2025). CDP Technical Note: Relevance of Scope 3 Categories by Sector. https://cdn.cdp.net/cdp-production/cms/ guidance_docs/pdfs/000/003/504/original/CDP-technical-note-scope-3-relevance-by-sector.pdf. 3. Gillis, N. (2023). The Power of Procurement: Tackling the Climate Challenge. Egon Zehnder. https://www.egonzehnder. com/functions/supply-chain-operations/insights/the-power-of-procurement. 4. HEC Paris, SNCF & EcoVadis. (2009). Sustainable Procurement: a crucial lever to end the crisis? https://odpowiedzialnybiznes.pl/wp-content/uploads/attachments/news/Sustainable_ProcurementHEC.pdf. 5. Tonello, M. (2024). ESG Performance Metrics in Executive Pay. Harvard Law School Forum on Corporate Governance. https://corpgov.law.harvard.edu/2024/01/15/esg-performance-metrics-in-executive-pay/. 6. Geary, J. & Krotova, A. (2024). How to be a Chief Sustainability Officer: Leading the transition to a sustainable organisation. 7. Kearney. (2023). Sustainable procurement demands a new operating model – and more collaborative supplier partnerships. https://www.kearney.com/service/operations-performance/article/-/insights/sustainable-procurement- demands-a-new-operating-model-and-more-collaborative-supplier-partnerships. 8. Dassu, I., Rossen, P ., Pedrosa, A., & Cifuentes, F. (2024). 6x6: six initiatives companies can implement in the next six months to reduce carbon – and costs. Kearney. https://www.kearney.com/service/sustainability/article/6x6-six-initiatives- companies-can-implement-in-the-next-six-months-to-reduce-carbon-and-costs. 9. There is research showing correlations between robust ESG practices and improved access to capital, lower cost of capital and higher valuations. That said, the evidence varies by sector and geography. Source: Malich, J. & Husi, A. (2024). MSCI ESG Ratings and Cost of Capital, MSCI. https://www.msci.com/research-and-insights/paper/msci-esg- ratings-and-cost-of-capital. 10. EcoVadis. (2022). 5 Step Guide to Building a Business Case for Sustainable Procurement. https://resources.ecovadis. com/sustainable-procurement/5-step-guide-to-building-a-business-case-for-sustainable-procurement. 11. RFx is a catch-all term for common sourcing tools, for example: RFI (request for information) gathers early insights on supplier capabilities; RFP (request for proposal) invites detailed commercial and technical proposals; and RFQ (request for quotation) solicits price quotes for clearly defined goods or services. 12. BRAE. (2025). Integrating carbon into decision making. Sustainable Procurement Pledge. https://spp.earth/wp-content/ uploads/2025/05/SPP-Integrating-Carbon-into-Decision-Making_Guide_20250509.pdf. 13. Villena, V. & Gioia, D. (2020). A More Sustainable Supply Chain. Harvard Business Review. https://hbr.org/2020/03/a- more-sustainable-supply-chain. 14. Science Based Targets initiative. (2024). SBTi Research: Scope 3 Discussion Paper – Aligning Corporate Value Chains to Global Climate Goals. https://files.sciencebasedtargets.org/production/files/Aligning-corporate-value-chains-to-global- climate-goals-SBTi-Research-Scope-3-Discussion-Paper.pdf. 15. Science Based Targets initiative. (2023). Catalyzing Value Chain Decarbonization – Corporate Survey Results, February 2023. https://sciencebasedtargets.org/resources/files/SBTi-The-Scope-3-challenge-survey-results.pdf. 16. The Pareto approach is derived from the Pareto Principle (80/20 rule) – a method where companies concentrate on the relatively small set of categories and suppliers that generate the majority of emissions, typically the top 30-40%. 17. The Climate Drive. (n.d.). Design a supplier engagement program. https://www.theclimatedrive.org/es/action-library/ designing-a-supplier-engagement-program. 18. Together for Sustainability. (2024). Driving change, Delivering results: Activity Report 2024. https://www.tfs-initiative.com/ app/uploads/2025/01/TfS_Activity_Report_2024_-FINAL.pdf. 19. Chan, M. & De Renzy Channer, R. (2024). First Movers Coalition: Unlocking the power of procurement to meet net zero. World Economic Forum. https://www.weforum.org/stories/2024/01/first-movers-coalition-procurement-net-zero/. 20. World Economic Forum. (2022). Green Public Procurement: Catalysing the Net-Zero Economy. https://www3.weforum. org/docs/WEF_Green_Public_Procurement_2022.pdf. 21. Berkenfeld, R. & Kolev, A. (2025). Advancing Supply Chain Sustainability through Collaboration: Lessons from Action for Sustainable Derivatives. BSR. https://www.bsr.org/en/blog/advancing-supply-chain-sustainability-through-collaboration- lessons-from-action-for-sustainable-derivatives. Green Procurement Playbook: The CPO’s Guide to Delivering Value for Business and Planet 52