For a cost centre to be filtered there will need to be a value that distinguishes the difference in cost centres and this can be done by using cost centre User Subtotal. For example Cost of sales.
There are two methods to changes the cost centre User Subtotal.
From within Dimension or Access Supply Chain
Log into Dimensions
Click Costing, Projects
Select a Project
At the top, click Cost Centres
Choose the Cost Centre that needs to be filtered
Click Edit.
Select a User Subtotal.
From within FocalPoint
Log into FocalPoint
Click Job costing, Project Management
Edit the Project
On the Cost Centres tab, select the Cost Centre.
Click Edit.
Select a User Subtotal.
To set FocalPoint to filter cost centers for sales/cost budgets:
Log into FocalPoint Admin
Click System options, Project management, Job costing
On the Budget tab, in the section for sales method and costs method, select the Cost Centre filter to be Cost centre Subtotal and set the values accordingly.