Flagging a Comb. Value Key for Planning 
Use
In order to maintain usage probabilities, you must flag them as relevant for planning in the planning profile.
Prerequisites
Create the profile in the pre-planning tables in Demand Management. See
Creating Planning Profiles for Char. Planning.Procedure
A list of the planning profiles for the material you selected is displayed.
The identifying titles of the planning tables and the associated combination value keys appear in a list.
Result
When you activate a combination value key in the planning profile, the characteristic associated with the combination value key is considered during demand planning.