The encyclopedia · Engineering & Operations · Operational decision · 2000–2011
Procter & Gamble drives $1.5B cash savings from inventory tools
P&G moved from spreadsheets to multiechelon inventory optimization, driving $1.5B in cash savings in 2009.
Procter & Gamble
the move
Over about a decade, Procter & Gamble used its cross-functional structure with operations research to reduce inventory investment, first with spreadsheet-based inventory models that locally optimized each stage.
Those early tools produced significant savings and established P&G's scientific inventory practices. For its more complex supply chains P&G then implemented multiechelon inventory optimization to minimize cost across the end-to-end chain.
The report emphasizes that the mathematics matters less than the planning process: a decision tree matches a business to the right inventory tool, and a planner-led effort made the practice stick.
why it works
- Multiechelon optimization captures the inventory trade-off across stages a local model cannot see.
- A decision tree matched each business to the appropriate tool, avoiding over- or under-engineering.
- Planner-led adoption, not top-down mandate, turned the models into results.
- By 2011 over 90% of P&G's business units (about $70B in revenue) used inventory management tools.
what transfers
Optimizing each inventory stage locally leaves money on the table; the bigger win is optimizing the whole chain, then making planners adopt it.
what came after
In 2009 a tightly coordinated planner-led effort supported by these tools drove $1.5 billion in cash savings, and P&G planned to raise multiechelon tools to cover 65% of its supply chains. The work became a 2010 Franz Edelman finalist.
references
- Inventory Optimization at Procter & Gamble: Achieving Real Benefits Through User Adoption of Inventory Tools
- Inventory Optimization at Procter & Gamble
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