The Carbon Trust are providing technical support to Vodafone's target development.
Chief executive Tom Delay said: "The Carbon Trust is proud to have supported Vodafone in the creation of these ambitious targets aligned with the science and global ambitions required to keep global warming within 1.5°C.
"This strategy will put Vodafone on a clear path to a 1.5°C future and will be at the forefront of a sector taking a clear leadership role in reducing their emissions and enabling others to do so as well."