Analisis Pengendalian Tingkat Produksi Optimal Pintu PVC Invilon Biru Dengan Metode Economic Production Quantity (EPQ) (Studi pada UD. Jaya Setia, Jalan Setiabudi No 92 A-A, Medan)

Abstract

In a business world where business competition is increasingly tight, every businessman is required to always try to keep his business from competitors, especially from competitors with similar products. In addition to quality competition, price competition is also one of the factors that determine the company's ability to dominate the market. Therefore, in order to suppress the price at the level of competitiveness, the company is required to be able to operate effectively and efficiently. This research was conducted at UD. Jaya Setia who produce PVC doors. In controlling its production level, UD. Jaya Setia always have excess production in comparison with the distribution. The purpose of this research is to know the optimal production level of blue Invilon PVC door by minimizing production inventory cost. In this research, the method used is descriptive method with qualitative approach. Research data were obtained from interviews, documentation studies, and literature study. Data analysis techniques used in this study are the analysis of the number of economic production quantity (EPQ), optimal time analysis between one set-up to the next set-up, analysis of production cycle time, analysis of the maximum inventory level of production, and total minimum production inventory cost analysis (TIC ). Based on data analysis conducted at UD. Jaya Setia by using EPQ method, obtained the level of economical size of Invilon PVC door production of blue colour as much as 115 sheets / production round, with optimal time interval for one set-up cycle for 47 days, with production cycle time For 43 days, with maximum inventory level of 301 sheets, and total minimum production inventory cost of Rp 2,084,148 per year and compared with without using EPQ method of Rp 2,927,033 per year. So by using EPQ method, UD. Jaya Setia can save minimum production inventory cost of Rp 842,885, - per year.