Carbon Accounting & Methodology

Carbon accounting that supports reporting and decisions

We build, review and improve Scope 1, 2 and 3 inventories, carbon baselines and calculation methodologies. The work combines GHG Protocol alignment with practical data analysis so reported emissions can be traced, explained and used to direct improvement activity.

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Carbon Accounting & Methodology

Carbon accounting that supports reporting and decisions

We build, review and improve Scope 1, 2 and 3 inventories, carbon baselines and calculation methodologies.

The work combines GHG Protocol alignment with practical data analysis so reported emissions can be traced, explained and used to direct improvement activity.

A carbon inventory should explain both what was emitted and where better evidence or different decisions would materially improve the result.

The work can include

  • Scope 1, 2 and 3 inventories
  • Carbon baselines and re-baselines
  • GHG Protocol alignment
  • Organisational and operational boundaries
  • Emissions-factor selection and management
  • Spend-based and activity-based methodologies
  • Supplier emissions analysis
  • Supplier classification
  • Methodology documentation
  • Data-quality improvement
  • Materiality and recalculation policies
  • Assurance preparation

Typical outputs

GHG inventory
A documented Scope 1, 2 and 3 inventory with clear boundaries and calculation methods.
Methodology document
A reproducible record of source data, classifications, factors, assumptions and controls.
Data-quality plan
Prioritised improvements focused on the sources that materially affect the footprint.
Re-baselining analysis
A consistent historical baseline that separates measurement changes from emissions changes.

Need specialist sustainability support?

Tell us what you're trying to solve. We will assess the problem, identify where specialist support would add value and propose a practical way forward.