Environment

Carbon Emissions Calculator

Estimate CO₂e from electricity, home fuels, driving, flights, and shipping with editable emissions factors, conversions, tables, and CSV export.

CO₂e kWh & Fuel Flights Breakdown

CO₂e Estimator & Emissions Breakdown

Choose a category, enter your usage, and get kg CO₂e, tCO₂e, and equivalent estimates with scenario tables and exports.

Electricity use

Usage period

Grid factor preset

Emissions factor

Factor unit

Renewable share

Decimals

Export

Fuel type

Fuel amount

Fuel unit

Emissions factor

Factor unit

Usage period

Decimals

Export

Driving input mode

Fuel type

Fuel amount

Fuel unit

Distance

Distance unit

Efficiency

Efficiency unit

Fuel factor (gasoline)

Fuel factor (diesel)

Usage period

Decimals

Export

Trip type

Flight distance

Distance unit

Base factor

Factor unit

Radiative forcing uplift

Cabin class multiplier

Decimals

Export

Shipping mode

Transport type

Weight

Weight unit

Distance

Distance unit

Emissions factor

Factor unit

Factor preset

Decimals

Export

Include electricity

Include home fuels

Include driving

Include flights

Include shipping

Summary period

Decimals

Export

Scenario category

Start value

End value

Step

Max rows

Decimals

Export

Carbon Emissions Calculator

CO₂e Estimator & Emissions Breakdown

Emissions (kg CO₂e)

Emissions (tCO₂e)

Annualized (tCO₂e/yr)

Adjusted factor

Emissions (kg CO₂e)

Emissions (tCO₂e)

Annualized (tCO₂e/yr)

Energy used (kWh est.)

Emissions (kg CO₂e)

Emissions (tCO₂e)

Annualized (tCO₂e/yr)

Fuel used (est.)

Emissions (kg CO₂e)

Emissions (tCO₂e)

Distance used

Effective factor

Emissions (kg CO₂e)

Emissions (tCO₂e)

Tonne-km used

Effective factor

Total (kg CO₂e)

Total (tCO₂e)

Equivalent (gasoline liters)

Equivalent (electricity kWh)