By Garry Stockton
You cannot use the count parameter in a formula which can be challenging, so if you want to know the total cost, just follow the steps below:
Create a basic schedule.
Using the sorting and grouping in your properties, untick itemise every instance and sort by family type.
Make a calculated value.
Go to Formatting in schedule Properties (1), pick Count New (2) then drop no calculation tool to bring in Calculate Totals. Click OK.
Then go back to Fields in Schedule Properties. Select
Type in the following text into the cells and click OK.
Select Total Cost, go back to Formatting in Schedule Properties.
Pick Total Cost (A), then Calculate Totals (B).
Select OK, the total Cost will show.