Make Excel the carbon accounting tool you always wished it was

No more messy spreadsheets or hoping your formulas work. Climatiq for Excel gives you the vetted emissions data and formulas you need to smoothly deliver compliant CO2e estimates across scopes 1, 2, and 3.

Keep your workflow

Work directly within Excel and existing spreadsheets and skip the learning curve of a new platform.

Vetted data and formulas

Use certified calculation logic and the world’s largest database of emission factors.

Audit-ready 

Every calculation has a full audit trail, giving you total clarity and repeatability.

EXCEL HOW-TO SERIES

Discover our Excel add-in

Get a step-by-step walkthrough on how to get the most out of our Excel add-in by following our how-to video series.
Watch more
Simpler workflows

The formulas for success

Excel wasn't built for carbon accounting, but it’s become the backbone of most companies’ reporting. 

Climatiq for Excel integrates the world’s largest emission factor database and custom formulas based on established carbon accounting methodologies, speeding up carbon accounting workflows to meet tight reporting deadlines.
Autopilot AI

Vetted data

Directly integrate the world’s largest database of emission factors—which is constantly updated and expanded.

Out-of-the-box logic

Built-in emissions calculation formulas covering fuel, electricity, procurement, freight, travel, and more.

Map with AI 

AI-powered matching interprets input text and returns suggested emission factors across scopes 1, 2, and 3.

Bulk estimates

Simply click and drag to request bulk calculations across your data to report at scale.

Reliable methodology

All formulas use GHG Protocol- and ISO 14067-approved calculation methodology to deliver accurate results.

Reporting-ready results

Clear audit trails mean that you can always answer any questions about your data or methodology.

Start using Climatiq for Excel

1. Install the add-in via Microsoft AppSource.

2. Open your spreadsheet with business activity data.

3. Use Climatiq formulas to transform data into CO2e estimates.

Autopilot AI

Get access

Sign up here to try IT OUT

Our Excel add-in is free for non-commercial use, supporting up to 250 calculations per month.

For commercial or large-scale usage, please contact our sales team.

*Please note that while calculations using ecoinvent and IEA emission factors are possible in our Excel integration, the raw emission factors cannot be displayed nor downloaded.