Abstract :
Abstract
The purpose of this study is to find out how companies apply the Economic
Order Quantity (EOQ) model at PT. Makmur sentosa to streamline inventory
costs that are considered too large.
The object of this research is the supply of Molitec steel raw materials,
Toyota Tsusho Corporation (TTC), and Toyota Tsusho Korea. Comparison of
the methods used by companies with the Economic Order Quantity (EOQ)
method results in quite large differences in costs
And the result is before using the EOQ method for ordering Molitec raw
materials for a year is 23 times which results in a total cost of Rp. 14,902,099,
after the EOQ method was made 4 orders a year with a total cost of
Rp.46,947,122. For ordering Toyota Tsusho Corporation (TTC) steel raw
materials for a year is 21 times which results in a total cost of Rp. 86,655,932,
after the EOQ method is made 2 orders a year with a total cost of Rp.
16,039,915 and the last is to order steel raw materials Toyota Tsusho Korea
(TTK) made 19 orders with a total cost of Rp. 277,270,598, becoming 5 times
in an order with a total cost of Rp. 123,421,911.
So that the method of procurement of inventory that can minimize inventory
costs at PT. Makmur Sentosa is by using the Economic Order Quantity (EOQ)
method
Keywords: Economic Order Quantity (EOQ), Total Inventory Cost (TIC)