Your Life Efficiency

More happy life years, less environmental impact.

The aim of this calculator is to help make space for 8 billion good lives on our single planet. It calculates your Life Efficiency - a metric of how efficiently you are gaining health and happiness from all your work and environmental impacts.

You can learn more about the role of Life Efficiency in a sustainable global society by clicking here and the methodology behind this calculator by clicking here.

Get started
We plan to extend this website into a reliable resource for figuring out the best ways to boost Life Efficiency using inputs from thousands of users.