Want to know more about your carbon footprint?


We’re committed to reducing our environmental impact and getting our operational emissions to net zero by 2030. We also want to help you find out more about how you can measure and reduce your environmental impact too. So, we’ve teamed up with Cogo, one of the leading carbon footprint tracking experts.

Download the free Cogo app

Download the Cogo app for iOS Download the Cogo app for Android



Why Cogo?

Cogo’s free-to-use app is the go-to solution that helps you understand how your spending impacts your carbon footprint in real-time. It shows you how to improve – and compensate – for your climate impact and highlights opportunities to spend with ethical companies. You’ll also receive tips on how to reduce your carbon footprint and increase your ethical spending.


How does it work?

The Cogo app uses transactions from your bank account (via Open Banking) to show you your current carbon footprint in real-time. They work with leading carbon experts, including Mike Berners-Lee in the UK, to ensure the carbon footprints are accurate.


Getting started


Download the free Cogo app

Tell Cogo the environmental and social issues you care about most and then connect your TSB bank account.


See your carbon footprint in real time

Cogo links directly to your spending and calculates your personal carbon footprint in real-time.


Grow your positive impact

Reduce your carbon footprint and learn how to switch your lifestyle by taking Cogo’s impact-reducing actions.


Offset your carbon emissions

Find verified carbon reduction projects you can support to help you tread more lightly on the planet and support communities around the world with carbon reduction projects.


Be part of a community

Join Cogo’s community of businesses and individuals striving for change and see the real impact you’re making together.


Download the free Cogo app

Download the Cogo app now to start tracking your carbon footprint in real-time.



It’s a measure of the impact our individual activities have on the environment. It calculates the greenhouse gases we are expected to produce and measures them in units of carbon dioxide (CO2).

Open Banking is a new technology that gives you ways to manage and move money. You can share financial data with apps and websites to improve your banking experience. Only companies that have passed industry security checks can take part. For more information about how Open Banking works, see here.

Nothing. Cogo’s app is completely free to download and use. So, finding out more about reducing your personal carbon footprint won’t reduce your bank balance.


Your privacy

Both TSB and Cogo take the protection of your data very seriously. If you click through to Cogo, you will be leaving TSB and entering their website which is subject to their own Data Privacy Notice. We recommend that you read it before providing Cogo with any personal information or connecting your TSB account to their app. View Cogo’s Data Privacy Notice.