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Implementation of the Prewit prediction tool in Hollandia Karlovy Vary, s.r.o.

Hollandia deployed PREWIT to SAP S/4HANA and internal systems for more accurate planning in production and inventory. The project replaced Excel procedures and accelerated responses to changes in demand. It brought savings in warehouse positions and material stocks by approximately 30%. The study also shows further potential in predicting promotions and seasonality.

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In October 2021, the SAP S/4HANA platform was implemented at Hollandia. During subsequent operations, it became clear that the standard SAP tools did not provide sufficiently advanced sales forecasting algorithms, which are crucial for dairy production with short shelf life. Therefore, it was decided to look for an additional forecasting tool that would be fully compatible with both SAP and the internal HIS information system.

Project Objectives

  • Find a forecasting tool compatible with SAP and HIS.
  • Replace Excel-based planning with planning directly within the information system.
  • Improve production planning accuracy and streamline purchasing and supply processes.
  • Reduce raw material and finished goods inventory without risking deterioration in customer service levels.

Implementation Process

Phase

Description

Audit

Assessment of logistics processes and warehousing

HIS Adjustment

Ensuring compatibility with PREWIT and SAP

Training

Preparing users for the new tool

Go-Live

PREWIT launched at the beginning of 2023

Main Benefits of the Implementation

Warehouse Position Savings

Warehouse Type

Position Reduction

Finished Goods

30%

Raw Materials (MTZ)

30%

Inventory reduction of raw materials (MTZ) was confirmed by the Chief Financial Officer at a level of 30%.

Reduction in Order Shortages

Year

Average Order Shortage

2023

X%

2024

X – 0.65%

Additional Benefits

  • Better capacity optimization — both machine and human resources.
  • Immediate response to changes in demand.
  • Elimination of Excel spreadsheets from the planning process.
  • Tighter integration between production planning and raw material purchasing.

Areas for Further Improvement

  • A solution for forecasting overlapping promotional campaigns at key customers (e.g., Albert).
  • More advanced forecasting for seasonal products, especially ice cream.
  • Incorporating seasonal demand trends (e.g., higher demand for plain yogurts in summer, lower for fruit yogurts).
  • Faster response to product cannibalization.

Conclusion

The implementation of PREWIT represents a significant step forward for Hollandia in the area of planning and inventory management. More accurate forecasting, reduced inventory levels, and improved product availability confirm the value of this investment.

The combination of PREWIT + SAP + HIS has created a comprehensive planning ecosystem tailored to the specific needs of dairy production with fresh products.

Implementation of the Prewit prediction tool in Hollandia Karlovy Vary, s.r.o. | Prewiq