Sustainability + Group Reporting teams running carbon accounting in a separate spreadsheet built on guesses. Scope 3 is 80% of the footprint, modeled with industry averages from 2019. Watershed quoted €180K/year, Persefoni €150K — and CSRD limited assurance starts in 2026. Internal Audit asks for the activity-data source per emission line — silence. Carbon data lives apart from financial data, different systems, different teams, different reconciliation rules.
Carbon Accounting Agent maps activity data from your ERP spend + utility bills + travel + fleet records, applies emission factors from DEFRA + EPA + ADEME + IEA, calculates Scope 1 + 2 + 3 (all 15 categories), tracks against SBTi-aligned targets, and exports directly into ESRS E1. Audit trail per emission line — auditor walkthrough done in minutes. Pairs with ESG Data Agent (full CSRD scope) and Regulatory Reporting Agent (ESRS filing).