Fitsol’s Resource Library

2026-04-23

Primary vs Secondary Data in Supply Chain Emissions: What Drives Better Decisions?

Primary vs secondary data in supply chain emissions directly affects Scope 3 data quality and decision-making. Secondary (spend-based) data relies on averages, while primary (activity-based) data reflects real operations, improving emissions factor accuracy. As companies move from reporting to action, investing in supplier primary data collection aligned with GHG Protocol standards becomes critical. Better data doesn’t just improve reporting—it drives better outcomes.