Ceres Calculators

A growing collection of practical, easy-to-use calculators designed specifically for fish & chip shops, takeaways and foodservice businesses.

Pricing & Margin Tools

Markup vs Margin

Compare markup and gross profit margin or calculate required selling prices.

Gross Profit Calculator

Calculate gross profit, VAT contribution and margin percentages.

VAT Calculator

Break down VAT-inclusive amounts and see the tax contribution.

Recipe Costing

Curry Sauce Calculator

Calculate yield, portions, cost per portion and profitability.

Gravy Mix Calculator

Estimate gravy yield, cost per portion and margins.

Fishcake Calculator (Simple)

Quick yield and profit calculator for basic recipes.

Fishcake Calculator (Advanced)

Full costing for complex fishcake recipes.

Fish Costing

Chilled Fish Count Calculator

Calculate cost, profit and margin per portion from case price.

Frozen at Sea Fish Calculator

Analyse yield, waste, moisture loss and portion profitability.

Cost Control

Food Cost % of Turnover

Track food costs against sales excluding VAT.

Labour Cost Percentage

Measure labour costs against turnover.

Energy Cost Percentage

Understand gas and electric spend as a percentage of turnover.

Business Performance

Weekly Cash Flow Snapshot

Quick view of weekly cash in, cash out and performance.

Delivery Aggregator Fee Calculator

Calculate prices needed to protect your margin on Just Eat, Uber Eats and Deliveroo.

Yield & Waste

Potato Peeling Yield

Measure peeling waste and usable potato yield.

Chips Yield Loss

Track shrinkage and yield loss when cooking chips.

Utilities

Weight Conversion

Quick conversions between grams, ounces, pounds and kilograms.
Suggest a New Calculator

These calculators are designed as practical guides for shop owners and operators.
They use common UK foodservice assumptions but should always be verified against your own costs, yields and accounting records.