How many tonnes do you want to retire?
Enter the number of tonnes of carbon you want to retire below.
If you want to work out and offset your emissions for your flights, driving or home energy, use the buttons on the right.
Today's price per tonne including VAT is shown above. You can see how it breaks down here.
Offset my...
Flights
Driving
House
Known amount
Use the options above to work out how many tonnes of carbon you want to retire. You can calculate the emissions associated with flights, driving, and the energy you use at home. If you already know how many tonnes you want to retire, you can enter it directly.
The calculator follows recognised government guidelines. It uses data published by the Department for Environment, Food and Rural Affairs.