ANALISIS PERBANDINGAN METODE EOQ DAN METODE POQ DENGANMETODE MIN-MAX DALAM PENGENDALIAN PERSEDIAAN BAHAN BAKU PADA PT SIDOMUNCUL PUPUK NUSANTARA

Abstract

Inventory control of raw materials is very
important in proses production in the
company, without inventory control, the
company will face the risk that the company
cannot production goods and fulfill the
customer demand on time.
PT Sidomuncul Pupuk Nusantara
implemented the Min-Max method in their
inventory control of Biolit but in the actual
this method does not fit properly. They orders
raw materials still available by a
considerable amount in the warehouse and
with quantity between 100-300kg per orders,
there is over stock.
EOQ method and POQ method could solve
that problem, they could determine the order
quantity become more economical, minimize
reorder cost, and storage costs. Inventory
control will be optimal if PT Sidomuncul
Pupuk Nusantara used EOQmethod because
the company does not require warehouse with
great capacity for saving their quantity,the
carrying cost for biolit will be less,
depreciation can also be reduced, the
insurance cost will be less. Frequency of
purchases for EOQ method as much as 42
times a year with quantity of 26 kg per orders.
EOQ method can save the inventory cost of
raw materials as much as Rp127.985.727,-
from Rp 182.053.200 (actual state of the
company) to be Rp54.067.473 (EOQ Method)