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Calculators

Household calculatorHousehold

Allows individuals to estimate the amount of greenhouse gas emissions generated by their entire household through direct energy use and other activities.

Travel & tourism calculatorTravel & tourism

Allows travellers and tourists to calculate their greenhouse gas emissions for domestic and overseas air travel, and/or New Zealand-specific accommodation and recreational activities.

School calculatorSchool

Helps teachers and students estimate the amount of greenhouse gas emissions associated with their school.

Small enterprise calculatorSmall enterprise

Helps small businesses calculate their greenhouse gas emissions.

If you are interested in measuring, managing and reducing the greenhouse gas emissions of your organisation, products, services or events, or gain CEMARS or carboNZero certification, see our options for certification page.