scholarly journals IMPLEMENTATION OF INVENTORY INFORMATION SYSTEM DESIGN USING ECONOMIC ORDER QUANTITY METHOD

2021 ◽  
Vol 3 (2) ◽  
pp. 187-194
Author(s):  
Frieyadie Frieyadie ◽  
Tyas Setiyorini

The research problems faced are among others the cost of ordering goods which always changes every time there is an order. Poor product order data collection and less than optimal handling of product orders can harm the company. To solve the problem of controlling inventory management, the Economic Order Quantity (EOQ) method is used, which is proven to be effective in overcoming these problems. Contribution is generated by building an inventory management information system so that the problems faced are not repeated. The purpose of this study is to make the cost of ordering goods more stable and more optimal in handling product orders.

2020 ◽  
Vol 3 (2) ◽  
Author(s):  
Nurlela Machmudin ◽  
Vera Safitri

ABSTRACTThe aim of the research was to compare the inventory control system in D’Baloy Food Industries MSMEs and the optimal control of onion dayak stock to production dayak onion tea by the method of Economic Order Quantity (EOQ). Descriptive analysis to describe the control system of dayak onion stock in D'baloy Food Industries MSMEs. EOQ methods to analyze optimum order quantities and calculate the optimum frequency of purchases. Safety stock analysis and Reorder point analysis are also carried out. The results showed  the management of raw material inventories in UKM D’baloy Food Industries was not optimal. The current cost of raw material inventory is Rp.752.000 in a year, inventory costs using the EOQ method is Rp.463.448. If applying the optimum inventory, then the cost of dayak onion material stock that can be saved by D’baloy Food Industries MSMEs is Rp.288.552. The cost savings are achieved if the quantity of each message is increased from 10 kg to 29 kg. The frequency of purchases decreased from 96 times a year to 33 times. To avoid the problem of uncertainty in demand and price of raw materials, the safety stock that D'Baloy must provide is 30 kg. The raw material is re-ordered when the stock of dayak onions 38.01 kg. The maximum inventory that must be available before reorder 59 kg. Inventory management using the EOQ method places more emphasis on the availability of safety stock with the reason to overcome the problem of uncertainty in demand and fluctuations in raw material prices.Keywords :  Dayak Onion, Economic Order Quantity, InventoryABSTRAKUKM D’Baloy Food Industries belum menerapkan manajemen persediaan bahan baku bawang dayak secara optimal karena bahan baku yang tersedia di perusahaan masih kurang. Kekurangan bahan baku akan menghambat produksi the bawang dayak. Tujuan penelitian ini adalah untuk membandingkan manajemen persediaan di UKM D’Baloy Food Industries bawang dayak untuk produksi teh bawang dayak dengan metode Economic Order Quantity (EOQ). Analisis deskriptif untuk menggambarkan manajemen persediaan dayak di UKM D’Baloy Food Industries. Metode EOQ digunakan untuk menganalisis jumlah pesanan optimal dan menghitung frekuensi pembelian optimal. Perhitungan safety stock dan Reorder point juga dilakukan. Hasil penelitian menunjukkan bahwa persediaan bahan baku bawang dayak di UKM D’Baloy Food Industries belum optimal. Biaya persediaan bahan baku saat ini adalah Rp.752.000 dalam setahun, sedangkan biaya persediaan menggunakan metode EOQ adalah Rp.463.448. Jika menggunakan persediaan optimal, maka biaya persediaan bahan bawang dayak yang dapat dihemat oleh D’Baloy Food Industries adalah Rp.288.552. Penghematan biaya dapat jika jumlah setiap pesan ditingkatkan dari 10 kg menjadi 29 kg. Frekuensi pembelian diturunkan dari 96 kali setahun menjadi 33 kali. Untuk menghindari masalah ketidakpastian dalam permintaan dan harga bahan baku, stok pengaman (safety stock) yang harus disediakan D'Baloy adalah 30 kg. Bahan baku dipesan ulang saat stok bawang dayak 38,01 kg. Persediaan maksimum yang harus tersedia sebelum memesan ulang 59 kg. Manajemen persediaan menggunakan metode EOQ lebih menekankan pada ketersediaan stok pengaman dengan alasan untuk mengatasi masalah ketidakpastian dalam permintaan dan fluktuasi harga bahan baku.Kata kunci: bawang dayak, metode Economic Order Quantity, persediaan


2021 ◽  
Vol 3 (2) ◽  
Author(s):  
Fanny Andriani Setiawan ◽  
Margarita Ekadjaja ◽  
Yustina Peniyanti

Inventory control can be done by reducing the cost of inventory and the number of ordering frequencies economically. PT Tanjung Globalindo Utama or Toko TODA is an oil and accessory retail store that provides various oil needs. Some of the problems are late delivery of goods from suppliers, so that for several days the company cannot operate optimally. On the other hand, the company has also experienced an excess inventory of merchandise, so the company wastes due to excess inventory of merchandise which in turn increases inventory costs. The Community Service Team (PKM) provides a solution for TODA Stores in overcoming their problems by providing training in inventory management in the Economic Order Quantity (EOQ) method. PKM activities were carried out on May 22, 2020. Participation of partners in the PKM program is to participate in discussions, provide historical data, and convey targets. The output is that the TODA Shop can determine the amount and schedule for the procurement of merchandise economically. The result is that Toko Toda begins to understand the importance of controlling inventory so that inventory costs are not too high. Proposed procedures for purchasing merchandise inventory were received and started to be carried out with monitoring from the relevant PKM Team. Based on the calculation simulation results and discussion shows that the use of the EOQ method in controlling merchandise inventory at Toda Stores is very efficient, seen from the amount of cost savings obtained if the total inventory cost calculation uses the EOQ methodABSTRAK:Pengendalian persediaan dapat dilakukan dengan menekan biaya persediaan dan jumlah frekwensi pemesanan secara ekonomis. PT Tanjung Globalindo Utama atau Toko TODA adalah Toko retail oli dan aksesori yang menyediakan berbagai kebutuhan oli. Beberapa permasalahan yang sering dialami adalah keterlambatan pengiriman barang dari supplier, sehingga selama beberapa hari perusahaan tidak dapat beroperasi maksimal. Disisi lain perusahaan juga pernah mengalami kelebihan persediaan barang dagang, sehingga perusahaan melakukan pemborosan akibat kelebihan persediaan barang dagang yang pada akhirnya meningkatkan biaya persediaan. Tim Pengabdian Kepada Masyarakat (PKM) memberikan solusi untuk Toko TODA dalam mengatasi permasalahannya dengan memberikan pelatihan tata kelola persediaan metode Economic Order Quantity (EOQ). Kegiatan PKM telah dilaksanakan pada tanggal 22 Mei 2020. Partisipasi mitra dalam program PKM adalah ikut serta dalam berdiskusi, memberikan data-data historikal, dan menyampaikan target yang hendak dicapai. Target luaran dari kegiatan PKM ini adalah Toko TODA dapat menentukan jumlah dan jadwal pengadaan barang dagang secara ekonomis. Hasil kegiatan PKM adalah Toko Toda mulai memahami pentingnya pengendalian persediaan barang dagang agar biaya persediaan tidak terlalu besar. Usulan prosedur pembelian persediaan barang dagang diterima dan mulai dijalankan dengan pemantauan dari Tim PKM terkait. Berdasarkan hasil simulasi perhitungan dan diskusi menunjukkan bahwa penggunaan metode EOQ dalam mengendalikan persediaan barang dagang pada Toko Toda sangatlah efisien terlihat dari besarnya penghematan biaya yang diperoleh jika perhitungan total biaya persediaan menggunakan metode EOQ.


JUMINTEN ◽  
2020 ◽  
Vol 1 (4) ◽  
pp. 163-172
Author(s):  
Vify Elviana ◽  
Akmal Suryadi

Persediaan merupakan aset perusahaan yang memiliki peran penting dalam operasi bisnis, sehingga perusahaan penting untuk melakukan manajemen persediaan yang baik, artinya perusahaan harus mampu mengantisipasi kendala maupun tantangan yang ada dalam pengelolahan persediaan untuk meminimalisasi total biaya yang harus dikeluarkan oleh perusahaan. Permasalahan yang timbul pada persediaan bahan baku di PT XYZ adalah perusahaan melakukan perencanaan dan pengendalian bahan baku hanya berdasarkan pada pengalaman-pengalaman sebelumnya dan tidak berdasarkan pada metode yang sudah baku. Oleh karena itu pembelian bahan baku tidak sesuai dengan permintaan konsumen. Hal tersebut sering menyebabkan terjadinya kelebihan maupun kekurangan stok bahan baku. Kesalahan dalam penentuan besarnya investasi dalam persediaan akan mengurangi keuntungan perusahaan. Adanya persediaan bahan baku yang terlalu besar, akan menambah beban biaya pemeliharaan dan penyimpanan dalam gudang, serta kemungkinan terjadinya penurunan kualitas bahan baku yang dapat menyebabkan berkurangnya keuntungan perusahaan. Namun jika persediaan bahan baku terlalu sedikit maka akan berakibat pada terhambatnya proses produksi, sehingga tidak terpenuhinya permintaan konsumen. Hasil penelitian ini dapat menyimpulkan bahwa perencanaan kebutuhan bahan baku dengan metode perusahaan didapatkan total cost sebesar Rp 1.796.762.429,-, sedangkan metode Material Requirements Planning (MRP) didapatkan total cost sebesar Rp 1.576.011.801,-. Maka dapat disimpulkan telah terjadi penurunan total cost seluruh bahan baku sebesar 12,28%. Hal ini membuktikan bahwa metode Material Requirements Planning (MRP) lebih efisien daripada metode PT. XYZ. Oleh karena itu untuk mendapatkan total cost yang minimum, metode Material Requirements Planning (MRP) diterapkan pada periode Februari-Juni 2020 sehingga didapatkan total cost sebesar Rp 1.576.011.801,-. Kata Kunci:         Material Requirements Planning (MRP), PT XYZ, Pail Cat, Economic Order Quantity (EOQ), Period Order Quantity (POQ), Lot For Lot (LFL). ABSTRACT                     Inventory is a company asset that has an important role in business operations, so the company is important to conduct good inventory management, meaning that the company must be able to anticipate obstacles and challenges that exist in managing inventory to minimize the total cost to be incurred by the company.The problem that arises in the supply of raw materials in PT XYZ is that the company plans and controls raw materials based only on previous experiences and not based on established methods. Therefore, the purchase of raw materials is not in accordance with consumer demand. This often leads to excess or shortage of raw material stock. Mistakes in determining the amount of investment in inventories will reduce company profits. The availability of raw materials that are too large, will add to the burden of maintenance and storage costs in the warehouse, as well as the possibility of a decline in the quality of raw materials that can lead to reduced company profits. However, if the supply of raw materials is too little, it will result in obstruction of the production process, so that consumer demand is not fulfilled. The results of this study can conclude that the planning of raw material needs by the company method obtained a total cost of Rp 1,796,762,429, - while the Material Requirements Planning (MRP) method obtained a total cost of Rp 1,576,011,801, -. Then it can be concluded that there has been a decrease in the total cost of all raw materials by 12.28%. This proves that the Material Requirements Planning (MRP) method is more efficient than the PT. XYZ. Therefore, to get the minimum total cost, the Material Requirements Planning (MRP) method was applied in the February-June 2020 period so that a total cost of Rp 1,576,011,801 was obtained.   KeyWords: Material Requirements Planning (MRP), PT XYZ, Pail Cat, Economic Order Quantity (EOQ), Period Order Quantity (POQ), Lot for Lot (LFL).


2013 ◽  
Vol 1 (3) ◽  
pp. 203-214
Author(s):  
Chandra Herawan ◽  
Udi Pramiudi ◽  
Edison Edison

Inventories are important in making sales for the company to meet consumer demand, so asexpected to be able fill up market needs and utilize existing opportunities to earn income. Ownedstock company must supply the optimum value, so as to meet every demand with minimum cost.then the company can use the method of economic order quantity (EOQ) calculation of theoptimum amount of inventory. By using the EOQ method is the cost incurred for the procurementof supplies to be more minimal. The purpose of this study was to determine how theimplementation of the EOQ method and inventory costs that occurred in the company, as well as tofind out how the role of the EOQ method in the company stock cost efficiently. Research on theauthor is in the PT. Setiajaya Mobilindo Bogor. PT. Setiajaya Mobilindo Bogor is a companywhich engaged in sales, service and spareparts. The results obtained by the method of economicorder quantity (EOQ) ordering the company to find out how economical for each inventory itemand find out the frequency of bookings for a period and when ordering goods to be redone, so thedemand for goods can be satisfied in the maximum. Thus the economic order quantity (EOQ)method important to act in efficient of suppy cost in that company.


Author(s):  
Dini Fitriani

The Maju Mapan Company is a company engaged in trading, whose main activity is selling fertilizer types. In carrying out sales activities, it is closely related to merchandise inventory which is an important component that must be available for the smooth running of the sales process. This study aims to determine the quantity of economical fertilizer merchandise inventory using the Economic Order Quantity method. From the results of calculations that have been done by comparing the current trading goods inventory management policy in the company with the EOQ method in the procurement of merchandise, it can be concluded that by using the EOQ method, the quantity of EOQ orders is higher than the order according to the company, but if the company uses the method EOQ, the company will save an inventory cost of Rp. 48,546,480


2019 ◽  
Vol 2 (1) ◽  
pp. 23
Author(s):  
Dwi Dayanti Oktavia ◽  
Peni Indarwati ◽  
Marhaerni Fikky Febriananta

A company should maintain an adequate or optimal level of inventory so that production operations can run smoothly and efficiently. What needs to be considered in this case is that the required raw materials are always available, so as to guarantee the smooth production process. However, the amount of inventory should not be too much because this will harm the company. Too much inventory will increase maintenance costs and storage costs in the warehouse. In addition, the amount of inventory that is too much can also increase the likelihood of losses due to damage and loss of quality that can reduce company profits. And vice versa, the amount of inventory that is too small will hamper the production process so that the company will suffer a lot of losses including: the machine does not work as it should, many workers are unemployed, and can even result in the cessation of the production process. This study aims to determine how the calculation of raw materials, what is the total cost of raw material inventory if the company establishes an EOQ (Economic Order Quantity) policy, what is the limit or point of ordering raw materials needed by the company during the grace period at PT.Bentoel International Investama in Malang.The population used is the supply of tobacco raw materials at PT. Bentoel International Investama, where this research was conducted by interview and documentation. The variable in this study is the supply of raw materials. The analysis used is the EOQ (Economic Order Quantity) method.The results of the study, if using the EOQ method in 2017 the cost savings of Rp 40,290,256,931, while in 2018 the cost savings of Rp. 44,388,428,549. Thus there is a difference between inventory policies carried out according to the company with EOQ calculations. It can be concluded that the supply of raw materials every year has increased raw materials, the frequency of purchasing raw materials when using raw materials when using the EOQ method is 2 times in one period, the limit for ordering raw materials needed by companies when using the 2017 EOQ method is 218,176.7 kg, while in 2018 it will be 210,853 kg. The total cost of raw material inventory calculated according to EOQ is less than that spent by the company, so there is a cost savings of raw material inventory


2018 ◽  
Vol 1 (1) ◽  
pp. 21-27
Author(s):  
Desi Rahma Yani ◽  
Mega Amelia Putri ◽  
John Nefri

Inventory management has an important role in a company because inventory management can decrease production cost. Economic order quantity using to minimize the production cost. Inventory management of flour in bread company Nikki Echo not been seen clearly prove by  so many booking amount. It can giving addition of cost. The purpose of this research is (1) Analyzing optimal flour stock by using EOQ method in bread company Nikki Echo, (2) Analyzing reorder point raw material inventory by using EOQ method in bread company Nikki Echo, (3) Analyzing total raw material inventory cost by using EOQ method in bread company Nikki Echo. This research be held from February 20 until April 19 2018 in bread company Nikki Echo, Tanjung Pauh, Payakumbuh city, West Sumatera province. Flour stock by using EOQ method as much 17.394 kg it means the amount greater than company policy. That amount increase 79,6% from the amount set by company. Frequency of booking less than company policy that is 7 times booking. Amount of reorder by using EOQ method is 10.251 kg with the inventory lead time for 3 days. Total inventory cost by using EOQ method as many Rp 11.445.513. This value small than total inventory cost issued by company policy. Decreasing cost amount 98% from company policy. That cause by ordering amount reduced 33 times or same with 82,5% from the amount before


2018 ◽  
Author(s):  
Decky Antony Kifta

This study is intended to formalize how to control goods inventory in relation with the cost efficiency of inventory at PT Hitek Indo Mulia. The company, PT Hitek Indo Mulia, is the venue of the research and source of data for the researcher to write this jurnal. The inventory observed in this research is Radiography films as the main inventory of the company and the analysis tools used in this inventory control is related to cost eficient and forecasting i.e. Economic Order Quantity (EOQ), Re-order Point (ROP), and Total Inventory Cost (TIC). From the calculation it was shown that there was cost saving upto Rp. 1.704.799,24 and with 6 (six) times of re-order point. This is to give economical guidance to the company to use this calculation or measures, and they shall not depend on guessing or intuation. By implementing this theory we will not see that radiography films (grafts) are piled up in the store but they are continuously used up and give value to the company.


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