CD Skripsi
Analisis Perencanaan Dan Pengendalian Terhadap Persediaan Bahan Baku Dan Kapasitas Pabrik Serta Peramalan Permintaan Pada Pt. Lutvindo Wijaya Perkasa Pekanbaru
This study aims to analyze how to plan and control raw materials with the most economical order level (Economic Order Quantity) at PT. Lutvindo Wijaya Perkasa Pekanbaru. Then analyze forecasting future demand and forecasting methods that best suit the company. Next analyze the company's maximum production capability with future demand.
Secondary data was collected by questionnaire as an instrument to prove the results of the study, and interviews were conducted with employees to see the suitability of the data provided. The data obtained is secondary data so there is no sample in this study. The calculation is done by analyzing instruments related to Raw Material Inventory, Demand Forecasting and Production Capacity.
The results of the study show that: 1) When compared with current company policies the application of the Economic Order Quantity (EOQ) Method is considered to provide benefits for the company, where the company can save inventory costs with a total cost of around Rp. 238.338.232,81 from 2013 to 2018. 2) Calculations using 4 (four) methods, namely Moving Averages, Weighted Moving Averages, Exponential Smoothing, and Trend Projections, showed that the Trend Projection Method is the best method for company. Demand Forecasting results with the Trend Projection Method approach the company's actual demand, as well as the error rate using the smallest MAD, MSE, and MAPE compared to other methods. 3) The results of the company's production capacity analysis show that the Rated Capacity of the company is 44,157.33 m3 while the demand forecast in 2019 is 52,788.25 m3, in 2020 it is 56,858.80 m3, in 2021 it is 60.929,35 m3, in 2022 it is 64.999,90 m3, in 2023 it is 69.070,45 m3, which means the company is unable to respond to demand in 2019-2023.
Keywords: Economic Order Quantity, Demand Forecasting, Production Capacity
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