The step-by-step guide to Scope 3 reporting for mid-market suppliers.
Import your QuickBooks data. Generate audit-ready reports for all 8 buyer formats.
Written for Sustainability Managers and VP Operations at Walmart/Costco/Target suppliers.
The guide your procurement team needs before the next audit cycle hits.
Sustainability Managers, VP Operations, and CFOs at mid-market suppliers who supply Walmart, Costco, or Target — and need audit-ready Scope 3 reporting without the consultant price tag.
Scope 3 supplier disclosure mapped to Walmart's category-level requirements. Category 1–4 coverage with QuickBooks categorization.
Costco's SSA (Supplier Sustainability Assessment) breakdown. Scope 1/2/3 with energy and freight freight lanes.
Target's SSA questionnaire structure. Scope 3 Category 1 (purchased goods) and Category 11 (travel).
Apple Supplier Self-Assessment Questionnaire. Scope 3 Category 1–4 and Category 11 with manufacturing energy splits.
EcoVadis annual submission framework. Scope 1/2/3 totals with category breakdown for the EcoVadis questionnaire.
CDP Climate Change (C3.1 / C6.1–6.5) mapping. Scope 1/2 energy data and Scope 3 Category 1–4 breakdown.
SBTi science-based target setting framework. Scope 1/2/3 baseline with Scope 3 Category 1 and 11 for target setting.
All 15 GHG Protocol Scope 3 categories. QuickBooks transaction mapping to Scope 1/2/3 emissions factors.
Which buyer requests come in Q1 vs Q3, and how to sequence your Scope 3 work to hit every deadline.
Map your spend data to Scope 1/2/3 emission factors. Which vendor categories map to which Scope 3 categories.
For mid-market suppliers ($5M–$100M buyer spend): which of the 15 categories actually matter to your buyers.
The 5 mistakes that get suppliers flagged in Walmart Project Gigaton, Costco SSA, and Apple SAQ reviews.
Which buyer format requires which Scope 3 categories, and which ones you can deprioritize for each retailer.
A practical roadmap for getting audit-ready in one quarter — without hiring a consultant or building a spreadsheet.
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