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Inventory Control & Introduction to SCM

Inventory Control & Introduction to SCM. Pradip Singh Assistant Professor AITM Varanasi. Stock of items kept to meet future demand

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Inventory Control & Introduction to SCM

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  1. Inventory Control& Introduction to SCM Pradip Singh Assistant Professor AITM Varanasi

  2. Stock of items kept to meet future demand • Inventory control is the process of maintaining sufficient inventory level to meet customer needs, keeping in mind the cost of carrying inventory to determine an appropriate inventory level. What Is Inventory?

  3. Services to customers • Continuity of productive operations • Effective use of capital • Economy in buying • Reduction of risk of loss • Allow flexibility • Reduction in surplus stock Objectives of Inventory Control

  4. Direct Inventories:- • Raw materials • Work-in-process (partially completed) products (WIP) • Finished goods Indirect Inventories • Maintenance, repair and Operating Inventories Types of Inventory

  5. Holding costs - the costs of holding or “carrying” inventory over time • Ordering costs - the costs of placing an order and receiving goods • Setup costs - cost to prepare a machine or process for manufacturing an order • Stock out Cost- The cost that is associated with the loss of demand when the stocks have been depleted. Holding, Ordering, and Setup Costs

  6. Important assumptions Demand is known, constant, and independent Lead time is known and constant Receipt of inventory is instantaneous and complete Quantity discounts are not possible Only variable costs are setup and holding Stock outs can be completely avoided Basic EOQ Model

  7. To decouple or separate various parts of the production process To decouple the firm from fluctuations in demand and provide a stock of goods that will provide a selection for customers To take advantage of quantity discounts To hedge against inflation Functions of Inventory

  8. Cycle time 95% 5% Input Wait for Wait to Move Wait in queue Setup Run Output inspection be moved time for operator time time The Material Flow Cycle

  9. How inventory items can be classified • How accurate inventory records can be maintained Inventory Management

  10. Divides inventory into three classes based on annual rupee volume • Class A - high annual rupee volume • Class B - medium annual rupee volume • Class C - low annual rupee volume • Used to establish policies that focus on the few critical parts and not the many trivial ones ABC Analysis

  11. A Items 80 – 70 – 60 – 50 – 40 – 30 – 20 – 10 – 0 – Percent of annual rupee usage B Items C Items | | | | | | | | | | 10 20 30 40 50 60 70 80 90 100 Percent of inventory items ABC Analysis

  12. Supply chain management (SCM) is the process of planning, implementing, and controlling the operations of the supply chain with the purpose to satisfy customer requirements as efficiently as possible. What is SCM?

  13. The term supply chain management was coined by consultant Keith Oliver, of strategy consulting firm Booz Allen Hamilton in 1982. • In essence, Supply Chain Management integrates supply and demand management within and across companies. • Supply chain management and logistics, are used interchangeably • Supply chain management spans all movement and storage of raw materials, work-in-process inventory, and finished goods from point-of-origin to point-of-consumption. Definition…

  14. 3 Major Flows in Supply Chain Goods flow Get materials from suppliers Distribute products to retailers & customers Information flow Order information: Price & Quantity Money flow Get money from customers Pay money to suppliers 14

  15. What Is Supply Chain Management?

  16. Main links of supply chain 16

  17. Supply Chain Decisions Production - what? When? Where? Inventory - how much? Location – Where should manufacturing, distributions facilities be located? Transportation – How will we get goods from “A” to “B”? 17

  18. Linear Supply Chain Communication 18

  19. Why SCM? 19

  20. Benefits of SCM Faster responses to supply and demand changes Increased customer satisfaction Regulatory compliance Improved cash flow Higher margins 20

  21. Thank You

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