PROBLEM TO BE SOLVED: To provide a cost calculation unit according to a shipper capable of grasping a cost by a shipper in mixed loading of multiple shippers such as joint delivery.SOLUTION: A cost calculation unit according to a shipper comprises a control part, the control part comprises a delivery cost calculation means calculating a delivery cost by conducting a standard cost calculation based on daily report data occurred for each operation, and the cost calculation unit according to a shipper calculating a cost by a shipper by dividing the calculated delivery cost for each operation proportionately by linking the daily report data and order acceptance data occurred for each acceptance using one or more of multiple proportional division techniques.SELECTED DRAWING: Figure 2
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