All toolsCalculatorsSustainabilityCarbon Payback

Carbon Payback

Compare an embodied carbon uplift against operational savings to find the carbon payback period.

Project & Period

Project / Option

Assessment Period

Discounting

Embodied Carbon (one-off)

Baseline

kgCO₂e

Improved Option

kgCO₂e

Often higher for better kit / insulation

Scope Note

Electricity Saving

Annual Saving

kWh/yr

Emission Factor

kgCO₂e/kWh

Tariff (optional)

£/kWh

Gas Saving

Annual Saving

kWh/yr

Emission Factor

kgCO₂e/kWh

Tariff (optional)

£/kWh

Other Savings (optional)

Other Carbon Saving

kgCO₂e/yr

Maintenance, refrigerant, etc.

Other Cost Saving

£/yr

Enter embodied carbon and savings to calculate payback