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Carbon Footprint

Measuring an organisation's total greenhouse gas emissions.

Executive summary

A corporate carbon footprint is the total volume of greenhouse gas emissions caused directly and indirectly by an organisation, expressed in tCO₂e and broken down into Scope 1, 2 and 3 per the GHG Protocol Corporate Standard.

The sum of Scope 1 (direct), Scope 2 (purchased energy) and Scope 3 (value chain) greenhouse gas emissions attributable to an organisation over a defined reporting period.

Key concepts

Scope 1

Direct emissions from owned or controlled sources (fuel combustion, process emissions, refrigerants, company vehicles).

Scope 2

Indirect emissions from purchased electricity, steam, heating and cooling. Reported dual location- and market-based.

Scope 3

All other value-chain emissions across 15 categories, upstream and downstream.

Boundaries

Operational vs. financial control — the choice of consolidation approach shapes what is inside the inventory.

Glossary terms

Frequently asked questions

What is the difference between Scope 1, 2 and 3?+

Scope 1 is direct emissions from owned sources (fuel, refrigerants). Scope 2 is indirect emissions from purchased electricity, heat and steam. Scope 3 covers all other value-chain emissions — from purchased goods to use of sold products.

Which methodology should we use?+

The GHG Protocol Corporate Standard is the global reference. Financial institutions add the PCAF Standard for financed emissions. ISO 14064 is broadly aligned with the GHG Protocol.

How often should we recalculate our footprint?+

At minimum annually, aligned to the financial reporting cycle. Best practice is quarterly monitoring for operational scopes and continuous data ingestion from ERP and utility systems.

Related regulations

  • ESRS E1ESRS E1 Climate change

    Mandates disclosure of Scope 1–3 GHG inventories under CSRD.

  • IFRS S2ISSB IFRS S2

    Global baseline for climate-related financial disclosures.

Industry-specific guidance

Related platform capabilities

Comparisons

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Recognised sources

This page follows Redigo Carbon's editorial standards: factual claims reference recognised frameworks; Redigo opinions are labelled as such.

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