Plan Run after importing the data into Custom Measures

Summary

We need to import the sales forecast into custom measures daily and the plan run with only Refresh Current Data is wiping out the statistical forecast generated by previous plan run

Content

We have a plan with Weekly buckets and the plan run needs to be scheduled monthly to generate the forecast. But we need to import the sales forecast into the custom measures Daily/weekly into the plan. After importing the sales forecast, when we run the plan with 'Refresh with current Data' option and not selecting any forecast profile, but the plan is wiping out all the forecast from Bookings Forecast measure from previous plan runs.