The Complete Guide to Bar Inventory Management
Everything an operator needs to know to set up, run and improve bar inventory management — from first count to ongoing variance control.
Why bar inventory matters
Bar inventory is the single biggest controllable cost in a typical wet-led venue. Even a 2% improvement in variance can translate to tens of thousands of pounds per year per site. Yet most bars still run inventory the same way they did 20 years ago.
The four pillars of bar inventory
Effective bar inventory rests on four pillars: an accurate product library, regular counts, automated invoice and sales capture, and clear variance and GP reporting. Miss any one and the others stop working.
- Product library — every SKU, with measure size
- Counts — at a regular cadence, by trained staff
- Invoice and sales capture — daily, automated
- Reporting — variance and GP, per product and per category
Setting up your product library
Start with your top 80% of sales by value. Set measure size, supplier, cost price and category. Add the long tail as invoices arrive.
How often to count
Most bars count weekly or fortnightly. High-volume late venues benefit from weekly counts; quieter venues can usually run fortnightly without losing accuracy.
Automating invoices and sales
Manual invoice entry is the biggest time sink in back-office work. Automate it and you free up days per month. EPOS sales should flow in daily so variance is always current.
Reading variance reports
Variance over 2% on spirits, 5% on beer or 4% on wine warrants investigation. Persistent offenders usually point at over-pouring, training issues or shrinkage.