Case Studies: Hozelock: Winner of Manufacturer of the Year Award 2009
How customer service levels were improved in a strongly cyclical business
Background
- Hozelock were a mature MRP user with an established system.
- Lean/agile manufacturing techniques were established but the service levels still needed improvement.
- Forecast was owned by the sales function, the quality was unreliable with little focus on manufacturing planning.
- The planners were using arbitrary parameters policies and did not believe the forecast from sales.
- Supply / demand planning was not fully synchronised with significant manual progressing activities.
Approach
- The As-Is business processes was mapped and breakages identified;
- The safety stock policies were causing visibility and capacity issues.
- MRP cycle alignment to customer demand cycles was evaluated & key weaknesses identified.
- MRP seasonal planning process weaknesses were identified and understood.
- A detailed analysis of seasonal demand patterns based on 3-years history helped balance the distribution of the safety stocks.
- A re-evaluation of safety stock techniques using k-curve methodology improves visibility and capacity utilisation.
- The development and implementation of a new monthly stock planning process improved the overall stock effectiveness.
- Forecast ownership moved to operations with more focus on quality and balancing customer demands with manufacturing.
Summary of benefits to date
- Significant and sustained reduction in lost business.
- Improved visibility of demand in the seasonal cycle resulting in better utilisation of stock and improved capacity planning.
- Continuous evaluation & adjustment of safety stock parameters to minimise end of season stocks.
- Higher MRP compliance which means that the business can focus on detail manual planning of the "A" Class stock parts.
- A believable forecast with improved information flow between Hozelock and key customers.
- A continuous improvement philosophy in the supply / demand planning processes.
Portfolio
Improving service levels to customers and improving the seasonal planning process - an example from the demanding DIY retail sector.
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