According to the Application Package you have to use the given excel template for the budget (Annex B). In this template for every budget line in column B you have to mention the name of the Partner who will have that expenditure. So when you submit your application it is not necessary to include a Partner level Budget.
In case the Application will be selected for financing, the Beneficiary will be requested to submit the Partner level Budgets during the pre-contracting procedure.