Calculate How Much Your Bar Is Losing to Shrinkage

The average bar pours 15–20% more than it sells. Enter your numbers to see what that leak costs you — and what Bar-i typically recovers.

Monthly beverage sales
Liquor cost (pour cost %)
Typical shrinkage assumption used15%

Most operators don't know their real shrinkage until they compare what was sold against what was actually poured. We use the industry-typical 15% so you get a realistic starting picture.

Your numbers, step by step
Monthly product cost$10,000
Estimated monthly shrinkage$1,500
Estimated product-cost recovery per month$1,000
Estimated business impact per month¹$2,000
You're losing about
$18,000
per year at product cost
With Bar-i, typically recover
$18,800
net per year after the Bar-i Pro service cost — a 362% return²
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¹ Lost product also means lost sales. At typical bar markups, the retail value of that lost product can run several times its wholesale cost — but not every recovered ounce would realistically sell at full retail price. For that reason, this calculator uses a more conservative 2× business-impact estimate rather than the full theoretical retail value.

² Assumes shrinkage drops to around 5%, the level our higher-performing clients reach, and a Bar-i Pro service cost starting at $5,200 per year based on counts every two weeks and an annual software subscription. Excludes time savings: cutting count time from about three hours to one saves a further ~$1,560 a year (26 counts at $30/hour manager cost).

What is a bar loss calculator?

A bar loss calculator estimates how much money a bar loses when the product it pours does not match the product it sells. You enter your monthly beverage sales and your liquor cost percentage, and the calculator applies an industry-typical shrinkage rate to estimate the product value disappearing each month, then shows what closing that gap is worth — both at product cost and as a conservative business impact. Treat it as a planning estimate. The real figure for your bar comes from comparing counted usage against your POS sales data, which is what Bar-i's accountability reporting does.

How the math works

Example using $50,000 in monthly beverage sales and a 20% beverage cost. That's $10,000 of product used per month. At the industry-typical 15% shrinkage rate, $1,500 of that product disappears every month without matching sales — $18,000 a year at product cost. Because lost product also means lost sales, the real business impact is conservatively twice that: about $36,000 a year. Bars that bring shrinkage down to around 5% recover $1,000 of product a month — worth an estimated $2,000 a month in business impact. Annualised, that is $24,000 a year — or roughly $18,800 net after Bar-i Pro service starting at $5,200 a year, a return of about 3.6×. Your own figures above update independently of this example.

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Frequently asked questions

What is bar shrinkage?

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Bar shrinkage is the gap between the product your bar pours and the product it actually sells. It comes from over-pouring, spillage, unrecorded comps, giveaways and theft. The industry typically runs 15–20% shrinkage, meaning a bar pours 15–20% more than it rings up.

How is the annual loss calculated?

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Monthly beverage sales multiplied by your beverage cost percentage gives your monthly product cost. Multiplying that by the 15% shrinkage assumption gives the product lost each month, and multiplying by twelve gives the annual figure at product cost.

Why is the business impact double the product cost?

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Product that disappears was never sold, so the loss is not only what the bottle cost but the revenue it would have earned. We apply a conservative 2× multiplier rather than a full retail-equivalent figure, which would be considerably higher.

What does Bar-i Pro cost?

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Bar-i Pro service starts at $5,200 per year, based on counts every two weeks and an annual software subscription. The calculator subtracts that starting cost when showing your net annual impact.

Can every bar get shrinkage down to 5%?

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Five percent is the level our higher-performing clients reach, not a guarantee. The gain depends on acting on the variance data each count produces. Bars that review results weekly and coach their staff see the biggest improvement.

How does Bar-i measure liquor loss?

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Bar-i uses a physical barcode scanner to identify each item and a Bluetooth precision scale to weigh what is left. Quantity on hand is calculated by combining full bottle counts with partial bottle weights, using tare weights pulled from Bar-i's database of 40,000+ products. Accountability data requires two counts — a starting count and an ending count. Bar-i calculates usage between those two counts and compares it against your sales data, then reports cost variance in dollars alongside a product-level accountability score.

How long does a bar inventory count take?

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Bar-i's barcode counting system allows you to count 500 items an hour, providing better speed and accuracy compared to visual estimation of bottles. Visual estimation is the tempting approach, but it introduces the largest source of inaccuracy in counts — and inaccurate counts produce a liquor cost figure you cannot act on.

Does Bar-i work with my POS system?

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Yes. POS integration is included in Bar-i Complete and Pro subscription plans at no additional charge. Bar-i integrates with your existing setup as it stands, so no POS reconfiguration is required before starting. Bar-i's account team guides the export process and verifies that the data is complete before running accountability calculations.

What do I need to set up before starting with Bar-i?

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Nothing. Bar-i works with what you have, and helps you improve. Setup runs with your POS as-is, the first analysis is run, the issues in the data are identified, and changes are recommended from there. A trained Bar-i specialist walks managers through the variance report and provides written action recommendations.

Does this work for a group with several bars?

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Yes. All location data is accessible through a single Bar-i login, and each location has individual accountability reports. Bar-i serves all US states and has completed 50,000+ audits coast to coast.