Your Results
Reorder Point (Units)
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The inventory level (in units) at which a new purchase order should be placed to avoid stockouts.
Recommended Order Quantity (Units)
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The calculated quantity (in units) to include in your next purchase order.
Days of Supply After Order
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The estimated number of days your inventory will last after the recommended order arrives.
How This Calculator Works
The calculator uses your current inventory, average daily demand, and supplier lead time to determine the reorder point. It then factors in your desired safety stock and minimum order quantity to suggest the ideal order quantity, ensuring continuous supply.
When to Use This Tool
A CPG brand is launching a new snack product and needs to set initial inventory and reorder parameters accurately.
The tool helps determine the initial reorder point and order quantity, preventing early stockouts or overstocking during the critical launch phase.
Managing seasonal demand spikes for a beverage product, like increased sales in summer months.
By adjusting daily demand and safety stock, the brand can proactively increase order quantities before the peak season, ensuring shelves remain full.
A small CPG company wants to optimize inventory across 10 different SKUs with varying demand and lead times.
The tool provides a consistent method to calculate optimal orders for each SKU individually, reducing manual errors and improving overall inventory health.
Common Questions
How does safety stock impact the recommended order quantity?
Safety stock acts as a buffer against unexpected demand spikes or lead time delays. A higher safety stock will increase your reorder point and potentially your order quantity to maintain that buffer.
What if my supplier lead times are inconsistent?
For inconsistent lead times, it's best to use the longest expected lead time or an average plus a buffer. This ensures you account for potential delays and avoid stockouts.
Can I use this tool for products with very low or infrequent demand?
Yes, but for very low demand products, consider using a longer average daily demand period (e.g., weekly or monthly) and ensure your minimum order quantity is practical for your sales volume.
How often should I recalculate my purchase orders?
Recalculate whenever there are significant changes in average daily demand, supplier lead times, or your desired safety stock levels. A regular review period (e.g., weekly or bi-weekly) is also recommended.
Order Smarter, Sell More.
Guidance provides CPG operators with practical tools and expert insights to make data-driven decisions, optimizing operations from inventory to market strategy.
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