KPI Formula Purpose Healthy Range
🍴Food Cost % (Cost of ingredients used ÷ Total food sales) × 100 Measure purchasing efficiency and food preparation 28% – 35%
🥤Beverage Cost % (Cost of beverages sold ÷ Total beverage sales) × 100 Measure beverage management efficiency 20% – 25%
👥Labor Cost % (Total wages and benefits ÷ Total revenue) × 100 Measure staffing efficiency relative to revenue 25% – 35%
🧾Average Check Total revenue ÷ Total number of customers Measure average spending per customer Varies by restaurant type
⏱️Sales per Labor Hour Total sales ÷ Total labor hours Measure employee productivity Varies
📈Gross Profit Margin (Gross profit ÷ Total revenue) × 100 Measure profitability after deducting cost of goods sold 60% – 70%
💰Profit Margin (Net profit ÷ Total revenue) × 100 Measure overall profitability 5% – 15%
🍽️Profitability Selling price − Cost of ingredients Identify the most profitable menu items Regular analysis
⚖️Prime Cost % Food Cost % + Labor Cost % Measure total controllable costs driving profitability 55% – 65%
📦Inventory Turnover Ratio Cost of goods sold ÷ Average inventory value Measure how efficiently inventory is used and reduce waste 4 – 8x per month
Signature: Nigel A. Thomas
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