You can access the Energy Budget page by navigating to Budgets >> Planned.
In this page you can find an overview of your budgets for a one year period. You can filter by Budget and Group.
Depending on your filtered choices, you will be provided with an overview of your current budget, divided per Cost (£s), Volume (KWh) and Groups, and a Budget Statistics section where you can find the average PPU per month. You can download these data by clicking on Download on the top right end of the table.