Carbon Footprint Calculator

Calculate your organization's Scope 1 and Scope 2 greenhouse gas emissions. Free, instant, and based on the latest emission factors.

Scope 1 = Direct emissions from fuel combustion (natural gas, diesel, petrol)

Scope 2 = Indirect emissions from purchased electricity

Sources: IEA 2023 (electricity), DEFRA 2023 (combustion factors)

Your Energy Data

Country (for grid emission factor)

Electricity Consumption (kWh/year)

Check your electricity bills for annual consumption

Natural Gas Consumption

Diesel (liters/year)

Petrol (liters/year)

Number of Employees (optional)

Enter to calculate per-employee carbon intensity

Your Carbon Footprint

Enter your energy data to see results

Save Your Carbon Data and Track Progress Over Time

Create your free ESG Passport to store your emissions data, monitor year-over-year improvements, and generate reports for customer ESG questionnaires automatically.

Create Your Free ESG Passport

No credit card required. Start tracking your ESG data in minutes.

This calculator uses emission factors from the International Energy Agency (IEA) 2023 for electricity and UK Department for Environment, Food & Rural Affairs (DEFRA) 2023 for combustion factors.

Natural Gas: 0.00202 tCO2e/m³ | Diesel: 0.00268 tCO2e/L | Petrol: 0.00231 tCO2e/L