# Purchase Shipment Cost Module

The purchase_shipment_cost module adds shipment cost to Supplier Shipment.

One field is added to Carrier:

- Carrier Cost Allocation Method: The method used to allocate the cost on each lines of the shipment.

  > - By Value: The cost will be allocated according to the value of each line. (The value is: Quantity * Unit Price)

Three new fields are added to Supplier Shipment:

- Carrier: The carrier used for the shipment.

- Cost: The cost of the shipment.

- Cost Currency: The currency of the cost.

At the reception of the shipment, the unit price of each incoming moves will be updated according to the allocation of the cost.