I am trying to choose between 2 values to use based on a value in another module and lookup to a Cohort from a month value.
So, either the Extrapolated Blank Tariff CoS if the Cohort has Flash ticked in Month End Attributes, or Blank Tariff CoS if the Cohort does not have Flash ticked in Month End Attributes.
This formula will be in the line item 'Blank Tariff CoS used in calcs'
Mapping from Month to Cohort: