Last updated: 6 April 2026
Running this problem at your pub?
Here's the system I use at The Teal Farm to fix it — real-time labour %, cash position, and VAT liability in one dashboard. 30-minute setup. £97 once, no monthly fees.
Get Pub Command Centre — £97 →No monthly fees. 30-day money-back guarantee. Built by a working pub landlord.
Drink Profit Margins: What You Should Actually Be Tracking
Most pub landlords focus on gross profit on drinks—but that number is costing them thousands in blind spots. You can have a 65% margin on a pint of lager and still lose money on it when you factor in spillage, theft, staff giveaways, and waste.
I’ve spent 15 years running The Teal Farm and I’ve seen every way a drink profit margin can lie to you. The number on your till doesn’t match reality. Your actual take-home on that premium spirit is half what you think. And by the time you realize it, you’ve already given away weeks of profit.
The good news? Once you start tracking drink profit margins correctly—not just gross margin, but true margin that accounts for real-world losses—you find money you didn’t know existed. Most pub owners discover £1,000s in hidden savings in their first week of proper tracking.
This guide walks you through exactly what to track, why traditional margin calculations fail, and how to use SmartPubTools to see your drink profitability with absolute clarity.
Key Takeaways
- Gross profit margin on drinks is only half the story—actual margin accounts for spillage, theft, wastage, and staff consumption that most landlords ignore completely.
- The most effective way to improve drink profit margins is to track cost of goods sold against actual stock depletion, not just till sales, because the gap reveals exactly where money is bleeding out.
- Premium spirits and wines have higher percentage margins but often lower absolute profit per drink than well-priced house wines and cask ales when real losses are accounted for.
- A single manual spreadsheet system costs you 15–20 hours of admin monthly and delays margin reporting by weeks—real-time tracking reveals problems before they compound into major losses.
What Are Drink Profit Margins?
Drink profit margin is the percentage of revenue you keep after paying for the stock. On the surface it sounds simple: buy a bottle of wine for £6, sell glasses at £4 each, that’s your margin. But this calculation only works if nothing is wasted, stolen, or given away—which doesn’t happen at any pub on Earth.
There are two types of margin that matter:
Gross margin is what accountants call it. You take revenue from drinks sales, subtract the cost of those drinks, divide by revenue. A pint that sells for £5 and costs you £1.50 to pour has a 70% gross margin. Simple.
True margin is what you actually keep. You take the same pint, but you also account for the half-glass that gets spilled during service, the free pour the bartender gives a regular, the bottle that gets dropped, and the stock that goes missing. Suddenly that 70% margin becomes 55% or lower.
Most pub landlords report the first number (gross margin) to themselves and act surprised when the second number (what they actually bank) doesn’t match reality. This is the core reason why Pub Command Centre tracks both figures separately—because knowing your true margin is the only way to make decisions that actually improve profitability.
Why Traditional Margin Tracking Fails
The standard way most pubs track margins is broken in three specific ways.
1. You’re Only Looking at Till Data
Your till tells you what you sold. It doesn’t tell you what left the building. A bottle of premium vodka costs you £30. You should pour 25 drinks from it at £8 each—that’s £200 revenue and a theoretical 85% margin. But what actually happened? The bottle broke. A staff member took three free shots. A customer didn’t pay for one drink (or the bartender didn’t ring it). You only poured 21 drinks, not 25.
Your actual margin on that bottle is closer to 60%—but your spreadsheet still shows 85% because you never checked physical stock against till sales.
2. You’re Not Tracking by Category
Most pubs lump all drinks together: “spirits are 60% margin, beer is 45%.” But a £3 house spirit has different loss patterns than a £8 premium spirit. A cask ale loses less to spillage than a nitro stout. A house wine has steadier consumption than a premium Burgundy that sits in stock for weeks.
When you don’t segment margins by drink type, category, or product, you can’t see which items are actually losing you money. You end up defending a product that looks profitable on paper but bleeds margin in real life.
3. You’re Measuring the Wrong Frequency
Monthly margin reports are too slow. By the time you see that your spirit margins dropped from 62% to 51% last month, the damage is done. You’ve already lost 11 percentage points of profit for 30 days across your entire spirits range. That’s hundreds of pounds gone.
Real-time margin tracking reveals problems within hours, not weeks. A delivery came in at the wrong cost? You see it. Spillage is unusually high on a specific shift? You catch it. A product isn’t scanning correctly? Fixed before it costs you real money.
How to Track Drink Margins Correctly
Step 1: Know Your True Cost of Goods Sold (COGS)
This is non-negotiable. You need the actual invoice cost of every drink you serve, including:
- Base cost of the spirit, wine, beer, or soft drink
- Cost of mixers (tonic, soda, juice)
- Cost of garnishes (lemon, lime, olive)
- Cost of glassware replacement (glasses break)
Most pubs skip this level of detail and round it up (“spirits cost £1.50 each”). That rounding is where margin errors hide. A £0.20 difference per drink across 100 serves a day is £2,000 a month in unaccounted cost.
Step 2: Count Physical Stock Weekly, Not Monthly
Don’t wait for a full stock take. Every week, count your top 20 drinks by revenue (the items that drive profit). Compare physical count to your till data. That gap—physical count minus till sales—is your actual loss rate.
If your till shows you sold 15 bottles of house wine last week, but you only lost 12 bottles from stock, something is wrong with your till data (drinks aren’t being rung). If you lost 18 bottles but only sold 15, you’ve got a 20% loss rate on that product that needs investigating.
Step 3: Assign Loss Categories
Not all losses are theft or waste. Create categories:
- Spillage: Accidental pours that don’t leave the building as a paying drink
- Staff consumption: Free drinks to staff (budgeted or unbudgeted)
- Promotional/comps: Drinks given away intentionally (loyalty rewards, mistakes corrected)
- Shrinkage/unaccounted: Everything else (theft, counting errors, evaporation)
Once you categorize losses, you can act on them. Spillage? Training issue. Staff consumption? Policy issue. Shrinkage? Security or system issue. Without categories, you just see a number and feel frustrated.
Step 4: Calculate True Margin = (Revenue – COGS – Real Losses) / Revenue
This is the formula that matters. Not the theoretical 70% margin. The actual margin after every real-world factor is accounted for.
Example:
Pint of lager sells for £5. Cost of goods (beer + gas + glass) is £1.50. Theoretical gross margin: 70%.
But in a week of 200 pints sold, you actually lost 25 pints to spillage, staff pours, and shrinkage (12.5% loss rate on actual stock removed). That’s real cost of £37.50 that doesn’t show up on your till.
True margin = (£1,000 revenue – £300 COGS – £37.50 losses) / £1,000 = 66.25% actual margin, not 70%.
That 3.75% gap on 200 pints a week is £37.50—nearly £2,000 a year—just on one product.
Real-World Losses That Kill Your Margins
Spillage and Waste
This is the most honest loss. Pints spilled during service, drinks knocked over, bottles broken during delivery. You can’t eliminate it, but you can measure it and train around it.
Most pubs experience 3–7% spillage on draught beer and 2–4% on spirits. Anything above 5% on beer or 4% on spirits means your team needs retraining or your equipment needs fixing.
Staff Consumption
Every pub gives staff drinks. The question is: how many? And at what cost?
At The Teal Farm, we budget one free soft drink and one free alcoholic drink per staff member per shift. That’s built into margins. But when you start tracking, you often find staff consumption is double or triple what you budgeted. A bartender having three free pints a shift instead of one is costing you £50+ a week, every week.
Unrung Sales and Till Errors
A bartender pours a drink and forgets to ring it. Or rings it in the wrong category. Or rings a £5 drink as a £3 drink by mistake. Over a week, till errors compound into meaningful margin loss.
The worst case? A bartender intentionally doesn’t ring drinks (they’re pocketing the cash instead). This is theft, but it also destroys your margin data because your till shows sales you didn’t actually make.
Over-Pouring
A standard spirit measure is 25ml or 35ml depending on the drink. But not every bartender measures precisely. A consistent 2ml over-pour on every spirit served costs you 8% extra product, which directly reduces margin by that amount.
Proper measuring equipment and training saves more margin than any other single control. I’ve seen pubs recover 2–3% margin on spirits just by switching to electronic measures and training staff on consistency.
Stock Shrinkage (Theft)
This is the hardest loss to quantify and the hardest to address. Bottles disappear. Premium spirits go missing. A staff member takes home a bottle at the end of their shift.
You’ll only catch this by comparing physical stock to till data every single week. If your till shows you sold 10 bottles of a premium gin last week, but you physically lost 12 bottles, that 20% shrinkage rate needs investigation.
How to Control and Improve Your Margins
Real-Time Tracking Beats Weekly Reviews
Most pubs review margins weekly or monthly. By then, problems have compounded into major losses. Real-time tracking—seeing your margin data every single day—lets you spot trends before they become disasters.
When you see that today’s spirit margin dropped 4 points compared to yesterday, you investigate immediately. Was there a pricing error? Did a shift have unusually high spillage? Is till accuracy off? You fix it within hours, not weeks.
Benchmark Against Your Own History
Don’t compare your margins to industry averages (they’re often wrong). Compare your margins this month to your margins last month, and this quarter to last quarter. You know your business. Your own baseline is the only one that matters.
If your spirit margins have averaged 62% for the last six months, and this month they’re 58%, something changed. Find it. It might be a new supplier with different costs, a new bartender with different pouring habits, or a security issue. But the trend line tells you something is wrong before you would normally notice it.
Use Margin Data to Make Product Decisions
Once you know true margins, you can make rational decisions about your drink menu. A product that shows 65% gross margin but has 12% actual loss rate (real shrinkage or spillage) is actually delivering 57% true margin. Maybe it doesn’t belong on your menu.
Conversely, a product that looks modest at 50% gross margin but has only 2% loss rate might be more valuable than a premium spirit with 70% gross margin and 10% loss rate.
You can’t make those decisions unless you track both numbers.
Implement Portion Control
Electronic measures, jiggers, or pre-portioned bottles eliminate over-pouring and make staff training easier. The cost of equipment (£200–500) pays for itself in three weeks on a typical pub’s spirit sales.
Regular Stock Takes by Category
Weekly counts of your top 20 products by revenue take 30–45 minutes and reveal shrinkage patterns immediately. Monthly full stock takes are too infrequent to catch problems while they’re small.
Automate the Math With Proper Systems
Manual spreadsheets for margin tracking cost you 15–20 hours a month in admin work, and they’re always out of date. By the time you’ve entered all the data and calculated margins, the information is a week old.
A system like Pub Command Centre automates the entire process. You enter your costs once, sync with your till data, and margins calculate automatically. Real-time. Accurate. Actionable.
The difference isn’t just convenience—it’s the ability to see margin trends while they’re still small enough to fix.
Frequently Asked Questions
What’s a healthy drink profit margin for a pub?
Most pubs aim for 55–65% true margin on drinks overall, but it varies by category. Draught beer typically runs 45–55%, spirits 55–70%, wine 50–65%, and soft drinks 70%+. The key is your margins are trending stable or improving month-to-month. If your actual margin is below 50% across all drinks combined, you’ve got a serious cost or shrinkage problem that needs investigation immediately.
How do I know if my bartenders are over-pouring?
Compare your till revenue to the number of bottles depleted weekly. If you sold 40 spirits on your till but depleted 45 bottles from stock, you’re over-pouring by 12.5%. Electronic measures eliminate guesswork and recoup the investment in reduced product cost within weeks. Test a shift with electronic measures and see the difference in bottle depletion immediately.
Should I track margins on every single drink or just categories?
Start with categories (spirits, wine, beer, soft drinks) and your top 20 products by revenue. Once you have systems in place, track individual SKUs if you want true precision. Most pubs find that tracking the top 20 products—which typically represent 60–70% of drink revenue—catches most margin problems without overwhelming your admin work.
Why is my till margin different from my actual margin?
Till margin only reflects what was sold and rung correctly. Actual margin accounts for all stock that left your premises, including spillage, theft, staff consumption, and unrung sales. The gap between these numbers is your real loss rate. If it’s more than 5–8%, you need to investigate where money is bleeding.
Can AI margin tracking replace manual counting?
Not entirely. SmartPubTools and similar systems automate the calculation and flagging of problems, but you still need physical stock counts to verify actual depletion. What AI-driven systems do is make manual counting faster (weekly instead of monthly) and more actionable (you see trends in real-time instead of waiting for a full stock take). The combination of automated calculation and frequent manual verification is the gold standard.
Tracking margins in scattered spreadsheets costs you hours every week and delays insight by days.
Stop guessing at your drink profitability. One system for sales, labour, costs, cash flow, and inventory. See your real margins daily. Control your costs before they control you.
For more information, visit RankFlow free trial.
For more information, visit RankFlow marketing tools.