Rebate Record is calculated by the Rebate logic element with Calculation Context "rebateRecord". The rebate logic is executed either manually by a user (on the Rebate Record Detail screen) or by the Rebate Calculation process.
The logic usually:
Calculates rebate estimations or final numbers for:
accruals
payouts
Prepares "Calculation Base", a filter which describes which Transactions will be influenced by the calculated rebate.
This calculation is mostly triggered by the Rebate Calculation process.