📝 Purchasing, suppliers & strategy · ⏱️ 2 min read

How do I calculate purchasing costs when switching from weekly to daily ordering with my produce supplier?

📝 KitchenNmbrs · updated 13 Mar 2026

A 120-seat restaurant recently cut their produce costs by €280 monthly just by switching from weekly to daily ordering. Most owners assume weekly bulk orders save money, but they're often paying for products that spoil before service. You can calculate exactly what this switch means for your operation.

Why daily ordering can be financially interesting

Weekly ordering gives you bulk pricing, which looks cheaper per kilo. But you're also paying for products that end up in the trash. Daily ordering means higher delivery costs, but fresher products and less waste.

💡 Example:

Restaurant with 100 covers per day, 6 days per week:

  • Weekly ordering: €800 purchasing, €120 waste = €920 total
  • Daily ordering: €720 purchasing + €60 delivery costs = €780 total

Savings: €140 per week = €7,280 per year

Calculate your current waste costs

Before you can determine if daily ordering makes sense, you need to know how much you're currently losing to waste. Track for a week what goes into the trash and convert this to euros.

  • Vegetables and fruit: Weigh everything that gets thrown away
  • Calculate back to purchase price: Multiply by your purchase price per kilo
  • Add up for a week: This is your weekly waste

⚠️ Note:

Also factor in trim loss that you wouldn't normally have. Overripe tomatoes that you still have to trim away cost extra time and product.

Compare delivery costs weekly vs daily

Daily ordering means more deliveries, so higher costs. But often you get discounts on minimum orders or can arrange fixed delivery fees.

💡 Example calculation:

Produce supplier charges €15 per delivery:

  • Weekly: 1× €15 = €15 per week
  • Daily (6 days): 6× €15 = €90 per week
  • Extra delivery costs: €75 per week

But: if you waste €120 less, you save €45 per week net

Calculate the impact on your cash flow

Daily ordering also means less money tied up in inventory. You only buy what you need that day, which improves your cash flow. This is a pattern we see repeatedly in restaurant financials - smaller, frequent orders free up working capital.

  • Weekly: €800 inventory is tied up for an average of 3.5 days
  • Daily: €130 inventory is tied up for an average of 0.5 days
  • Difference: €670 less money tied up

Practical considerations for the switch

Beyond the financial side, there are practical aspects that influence your decision. Think about time spent ordering, storage space, and flexibility during busy periods.

💡 Time savings:

Save time on:

  • Checking what's still good
  • Throwing away spoiled products
  • Organizing and storing large inventory

A food cost tracking system helps you make this calculation automatically by monitoring your purchasing costs and waste, so you see exactly what each delivery frequency costs you.

How do you calculate the costs of daily vs weekly ordering?

1

Measure your current waste for a week

Weigh everything you throw away and convert this to euros. Also note products that you still use but are of lower quality. This gives you the real costs of weekly ordering.

2

Calculate the extra delivery costs

Ask your supplier what daily delivery costs versus weekly delivery. Multiply the difference by 6 (days per week) for the total extra costs per week.

3

Compare total costs and cash flow impact

Subtract waste costs from extra delivery costs. If you save more on waste than you pay extra for delivery, daily ordering is financially interesting. Also factor in the benefit of less inventory.

✨ Pro tip

Run a side-by-side comparison for 3 weeks: track waste costs from your current weekly orders while calculating what those same ingredients would cost with daily delivery fees. This gives you real numbers instead of estimates.

Calculate this yourself?

In the KitchenNmbrs app you can do this in just a few clicks. 7 days free, no credit card.

Try KitchenNmbrs free →

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Frequently asked questions

How much waste is normal with weekly ordering?

Typical waste is 8-15% on vegetables and fruit with weekly ordering. You can reduce this to 3-5% with daily ordering. The difference of 5-10% can save hundreds of euros per month.

What if my supplier doesn't do daily delivery?

Many produce suppliers only deliver on fixed days. Ask if you can order on multiple days per week, for example Monday, Wednesday, and Friday. That alone will significantly reduce your waste.

What about minimum order amounts?

You often don't meet minimum order amounts with daily ordering. Ask your supplier for a fixed daily price or combine orders with other restaurants in the area to meet the minimum.

ℹ️ This article was prepared based on official sources and professional expertise. While we strive for current and accurate information, the content may differ from the most recent regulations. Always consult the official authorities for binding standards.

📚 Sources consulted

Food Standards Agency (FSA) https://www.food.gov.uk

The HACCP standards shown in this application are for informational purposes only. KitchenNmbrs does not guarantee that displayed values are current or complete. Always consult the FSA or your local authority for the latest regulations.

JS

Written by

Jeffrey Smit

Founder & CEO of KitchenNmbrs

Jeffrey Smit built KitchenNmbrs from 8 years of hands-on experience as kitchen manager at 1NUL8 Group in Rotterdam. His mission: give every restaurant owner control over food cost.

🏆 8 years kitchen manager at 1NUL8 Group Rotterdam
Expertise: food cost management HACCP kitchen management restaurant operations food safety compliance

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