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Primary formula: maximum of target-margin quote and minimum-contribution quote

Educational only: Business decision support, not accounting, tax or legal advice.

Privacy: No account is required. Tool inputs and results stay in this browser. Anonymous categorical usage analytics send only governed page, tool, cluster and action identifiers; tool inputs and results are never sent. Error monitoring is disabled. Optional saved state stays only on this device.

Update policy: Reviewed when formulas or official dependencies change.

Scope: Market-neutral small-business planning using your own assumptions.

What this planner helps you decide

Best for

Caterers pricing an event against food, staffing, logistics, waste and venue constraints.

Outputs

Event revenue, loaded event cost, contribution, margin and break-even attendance.

Start here

Enter one event scope with realistic guest count, staffing hours and event-specific costs.

Use a different tool when: Do not use this to build a quote from portions, labour, logistics, contingency and margin; use Catering Quote & Margin Planner for that decision. Use this tool to test catering event profit after food, staffing, logistics, waste and venue constraints.

Price & margin

Catering Event Profitability: event revenue

Event revenue, loaded event cost, contribution, margin and break-even attendance.

Amounts use the same currency as your inputs. No currency conversion is performed.

Your industry scenario

Quote a catering event from guest count, menu portions, ingredient waste, kitchen and service labour, venue, equipment, logistics, contingency and a minimum contribution.

Your numbers stay in this browser

Whole guests covered by the quote.

currency units

Current proposed event price per guest. Keep every amount on the same ex-tax currency basis.

Main-menu portions planned for each guest.

currency units

Ingredient cost per main portion before waste. Keep every amount on the same ex-tax currency basis.

%

Expected waste applied to main-menu ingredient cost.

Side-menu portions planned for each guest.

currency units

Ingredient cost per side portion before waste. Keep every amount on the same ex-tax currency basis.

%

Expected waste applied to side-menu ingredient cost.

Preparation and production labour hours for the event.

currency units

Loaded labour cost for one kitchen hour. Keep every amount on the same ex-tax currency basis.

Delivery and service labour hours for the event.

currency units

Loaded labour cost for one service hour. Keep every amount on the same ex-tax currency basis.

currency units

Event-specific venue and equipment cost. Keep every amount on the same ex-tax currency basis.

currency units

Delivery, travel and event logistics cost. Keep every amount on the same ex-tax currency basis.

%

Protection applied to event base cost for delivery uncertainty.

%

Contribution margin to protect in the required event quote.

currency units

Minimum contribution amount the required quote should protect. Keep every amount on the same ex-tax currency basis.

Industry decision result

Set an event quote and price per guest that cover the entered menu and delivery plan while protecting margin and minimum contribution. Review every output on the same entered business basis.

Preparing export actionsโ€ฆ
Quoted event revenue
5,000.00
Waste-adjusted food cost
1,365.13
Event labour cost
1,100.00
Event base cost
3,165.13
Event contingency
316.51
Protected event cost
3,481.64
Quoted event contribution
1,518.36
Quoted event margin
30.4%
Required event quote
4,973.78
Required price per guest
49.74
Quote gap
26.22

Scenario comparison

Each row names the assumption axis changed from the baseline.

ScenarioResultDifference
Current industry scenario4,973.78Baseline
Lower Event guest count4,759.26-214.52
Higher Event guest count5,188.30214.52

Save these results, change an input, then compare the updated figures with this baseline.

The baseline is temporary in this tab and is not added to shared scenario links or generated reports.

Calculation details

View calculation detailsView the formulas and inputs used for these results.

Quoted event revenue

Quoted event revenueguest count * quoted price per guest5,000 , ex tax
Result5,000.00

Uses the named industry records and reports this output, ex tax. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Quoted event revenueGuest Count
100
Quoted event revenueQuoted Price Per Guest Ex Tax
50
Quoted event revenueMain Portions Per Guest
1
Quoted event revenueMain Cost Per Portion Ex Tax
10
Quoted event revenueMain Waste Rate
0.05
Quoted event revenueSide Portions Per Guest
1
Quoted event revenueSide Cost Per Portion Ex Tax
3
Quoted event revenueSide Waste Rate
0.04
Quoted event revenueKitchen Hours
10
Quoted event revenueKitchen Loaded Cost Per Hour Ex Tax
50
Quoted event revenueService Hours
20
Quoted event revenueService Loaded Cost Per Hour Ex Tax
30
Quoted event revenueVenue And Equipment Cost Ex Tax
500
Quoted event revenueLogistics Cost Ex Tax
200
Quoted event revenueContingency Rate
0.1
Quoted event revenueTarget Margin
0.3
Quoted event revenueMinimum Event Contribution Ex Tax
1,000

Waste-adjusted food cost

Waste-adjusted food costsum(guests * portions per guest * portion cost / (1 - waste rate))1,365.13 , ex tax
Result1,365.13

Uses the named industry records and reports this output, ex tax. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Waste-adjusted food costGuest Count
100
Waste-adjusted food costQuoted Price Per Guest Ex Tax
50
Waste-adjusted food costMain Portions Per Guest
1
Waste-adjusted food costMain Cost Per Portion Ex Tax
10
Waste-adjusted food costMain Waste Rate
0.05
Waste-adjusted food costSide Portions Per Guest
1
Waste-adjusted food costSide Cost Per Portion Ex Tax
3
Waste-adjusted food costSide Waste Rate
0.04
Waste-adjusted food costKitchen Hours
10
Waste-adjusted food costKitchen Loaded Cost Per Hour Ex Tax
50
Waste-adjusted food costService Hours
20
Waste-adjusted food costService Loaded Cost Per Hour Ex Tax
30
Waste-adjusted food costVenue And Equipment Cost Ex Tax
500
Waste-adjusted food costLogistics Cost Ex Tax
200
Waste-adjusted food costContingency Rate
0.1
Waste-adjusted food costTarget Margin
0.3
Waste-adjusted food costMinimum Event Contribution Ex Tax
1,000

Event labour cost

Event labour costsum(labour hours * loaded hourly cost)1,100 , ex tax
Result1,100.00

Uses the named industry records and reports this output, ex tax. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Event labour costGuest Count
100
Event labour costQuoted Price Per Guest Ex Tax
50
Event labour costMain Portions Per Guest
1
Event labour costMain Cost Per Portion Ex Tax
10
Event labour costMain Waste Rate
0.05
Event labour costSide Portions Per Guest
1
Event labour costSide Cost Per Portion Ex Tax
3
Event labour costSide Waste Rate
0.04
Event labour costKitchen Hours
10
Event labour costKitchen Loaded Cost Per Hour Ex Tax
50
Event labour costService Hours
20
Event labour costService Loaded Cost Per Hour Ex Tax
30
Event labour costVenue And Equipment Cost Ex Tax
500
Event labour costLogistics Cost Ex Tax
200
Event labour costContingency Rate
0.1
Event labour costTarget Margin
0.3
Event labour costMinimum Event Contribution Ex Tax
1,000

Event base cost

Event base costfood + labour + venue/equipment + logistics3,165.13 , ex tax
Result3,165.13

Uses the named industry records and reports this output, ex tax. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Event base costGuest Count
100
Event base costQuoted Price Per Guest Ex Tax
50
Event base costMain Portions Per Guest
1
Event base costMain Cost Per Portion Ex Tax
10
Event base costMain Waste Rate
0.05
Event base costSide Portions Per Guest
1
Event base costSide Cost Per Portion Ex Tax
3
Event base costSide Waste Rate
0.04
Event base costKitchen Hours
10
Event base costKitchen Loaded Cost Per Hour Ex Tax
50
Event base costService Hours
20
Event base costService Loaded Cost Per Hour Ex Tax
30
Event base costVenue And Equipment Cost Ex Tax
500
Event base costLogistics Cost Ex Tax
200
Event base costContingency Rate
0.1
Event base costTarget Margin
0.3
Event base costMinimum Event Contribution Ex Tax
1,000

Event contingency

Event contingencyevent base cost * contingency rate316.51 , ex tax
Result316.51

Uses the named industry records and reports this output, ex tax. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Event contingencyGuest Count
100
Event contingencyQuoted Price Per Guest Ex Tax
50
Event contingencyMain Portions Per Guest
1
Event contingencyMain Cost Per Portion Ex Tax
10
Event contingencyMain Waste Rate
0.05
Event contingencySide Portions Per Guest
1
Event contingencySide Cost Per Portion Ex Tax
3
Event contingencySide Waste Rate
0.04
Event contingencyKitchen Hours
10
Event contingencyKitchen Loaded Cost Per Hour Ex Tax
50
Event contingencyService Hours
20
Event contingencyService Loaded Cost Per Hour Ex Tax
30
Event contingencyVenue And Equipment Cost Ex Tax
500
Event contingencyLogistics Cost Ex Tax
200
Event contingencyContingency Rate
0.1
Event contingencyTarget Margin
0.3
Event contingencyMinimum Event Contribution Ex Tax
1,000

Protected event cost

Protected event costevent base cost + contingency3,481.64 , ex tax
Result3,481.64

Uses the named industry records and reports this output, ex tax. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Protected event costGuest Count
100
Protected event costQuoted Price Per Guest Ex Tax
50
Protected event costMain Portions Per Guest
1
Protected event costMain Cost Per Portion Ex Tax
10
Protected event costMain Waste Rate
0.05
Protected event costSide Portions Per Guest
1
Protected event costSide Cost Per Portion Ex Tax
3
Protected event costSide Waste Rate
0.04
Protected event costKitchen Hours
10
Protected event costKitchen Loaded Cost Per Hour Ex Tax
50
Protected event costService Hours
20
Protected event costService Loaded Cost Per Hour Ex Tax
30
Protected event costVenue And Equipment Cost Ex Tax
500
Protected event costLogistics Cost Ex Tax
200
Protected event costContingency Rate
0.1
Protected event costTarget Margin
0.3
Protected event costMinimum Event Contribution Ex Tax
1,000

Quoted event contribution

Quoted event contributionquoted revenue - protected event cost1,518.36 , ex tax
Result1,518.36

Uses the named industry records and reports this output, ex tax. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Quoted event contributionGuest Count
100
Quoted event contributionQuoted Price Per Guest Ex Tax
50
Quoted event contributionMain Portions Per Guest
1
Quoted event contributionMain Cost Per Portion Ex Tax
10
Quoted event contributionMain Waste Rate
0.05
Quoted event contributionSide Portions Per Guest
1
Quoted event contributionSide Cost Per Portion Ex Tax
3
Quoted event contributionSide Waste Rate
0.04
Quoted event contributionKitchen Hours
10
Quoted event contributionKitchen Loaded Cost Per Hour Ex Tax
50
Quoted event contributionService Hours
20
Quoted event contributionService Loaded Cost Per Hour Ex Tax
30
Quoted event contributionVenue And Equipment Cost Ex Tax
500
Quoted event contributionLogistics Cost Ex Tax
200
Quoted event contributionContingency Rate
0.1
Quoted event contributionTarget Margin
0.3
Quoted event contributionMinimum Event Contribution Ex Tax
1,000

Quoted event margin

Quoted event margincontribution / quoted revenue0.3 decimal rate
Result30.4%

Uses the named industry records and reports this output in decimal rate. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Quoted event marginGuest Count
100
Quoted event marginQuoted Price Per Guest Ex Tax
50
Quoted event marginMain Portions Per Guest
1
Quoted event marginMain Cost Per Portion Ex Tax
10
Quoted event marginMain Waste Rate
0.05
Quoted event marginSide Portions Per Guest
1
Quoted event marginSide Cost Per Portion Ex Tax
3
Quoted event marginSide Waste Rate
0.04
Quoted event marginKitchen Hours
10
Quoted event marginKitchen Loaded Cost Per Hour Ex Tax
50
Quoted event marginService Hours
20
Quoted event marginService Loaded Cost Per Hour Ex Tax
30
Quoted event marginVenue And Equipment Cost Ex Tax
500
Quoted event marginLogistics Cost Ex Tax
200
Quoted event marginContingency Rate
0.1
Quoted event marginTarget Margin
0.3
Quoted event marginMinimum Event Contribution Ex Tax
1,000

Required event quote

Required event quotemaximum of target-margin quote and minimum-contribution quote4,973.78 , ex tax
Result4,973.78

Uses the named industry records and reports this output, ex tax. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Required event quoteGuest Count
100
Required event quoteQuoted Price Per Guest Ex Tax
50
Required event quoteMain Portions Per Guest
1
Required event quoteMain Cost Per Portion Ex Tax
10
Required event quoteMain Waste Rate
0.05
Required event quoteSide Portions Per Guest
1
Required event quoteSide Cost Per Portion Ex Tax
3
Required event quoteSide Waste Rate
0.04
Required event quoteKitchen Hours
10
Required event quoteKitchen Loaded Cost Per Hour Ex Tax
50
Required event quoteService Hours
20
Required event quoteService Loaded Cost Per Hour Ex Tax
30
Required event quoteVenue And Equipment Cost Ex Tax
500
Required event quoteLogistics Cost Ex Tax
200
Required event quoteContingency Rate
0.1
Required event quoteTarget Margin
0.3
Required event quoteMinimum Event Contribution Ex Tax
1,000

Required price per guest

Required price per guestrequired event quote / guest count49.74 , ex tax
Result49.74

Uses the named industry records and reports this output, ex tax. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Required price per guestGuest Count
100
Required price per guestQuoted Price Per Guest Ex Tax
50
Required price per guestMain Portions Per Guest
1
Required price per guestMain Cost Per Portion Ex Tax
10
Required price per guestMain Waste Rate
0.05
Required price per guestSide Portions Per Guest
1
Required price per guestSide Cost Per Portion Ex Tax
3
Required price per guestSide Waste Rate
0.04
Required price per guestKitchen Hours
10
Required price per guestKitchen Loaded Cost Per Hour Ex Tax
50
Required price per guestService Hours
20
Required price per guestService Loaded Cost Per Hour Ex Tax
30
Required price per guestVenue And Equipment Cost Ex Tax
500
Required price per guestLogistics Cost Ex Tax
200
Required price per guestContingency Rate
0.1
Required price per guestTarget Margin
0.3
Required price per guestMinimum Event Contribution Ex Tax
1,000

Quote gap

Quote gapquoted revenue - required event quote26.22 , ex tax
Result26.22

Uses the named industry records and reports this output, ex tax. The shared engine retains full precision; display rounding never feeds the calculation.

Catering Event Profitability Planner formulas โ†’
Inputs used by these formula steps
Quote gapGuest Count
100
Quote gapQuoted Price Per Guest Ex Tax
50
Quote gapMain Portions Per Guest
1
Quote gapMain Cost Per Portion Ex Tax
10
Quote gapMain Waste Rate
0.05
Quote gapSide Portions Per Guest
1
Quote gapSide Cost Per Portion Ex Tax
3
Quote gapSide Waste Rate
0.04
Quote gapKitchen Hours
10
Quote gapKitchen Loaded Cost Per Hour Ex Tax
50
Quote gapService Hours
20
Quote gapService Loaded Cost Per Hour Ex Tax
30
Quote gapVenue And Equipment Cost Ex Tax
500
Quote gapLogistics Cost Ex Tax
200
Quote gapContingency Rate
0.1
Quote gapTarget Margin
0.3
Quote gapMinimum Event Contribution Ex Tax
1,000

Inputs used

Event guest count (whole guests/event)
100
Quoted price per guest (/guest, ex tax)
50
Main portions per guest (portions/guest)
1
Main cost per portion (/main portion, ex tax)
10
Main ingredient waste rate (decimal fraction of main ingredient requirement lost)
0.05
Side portions per guest (portions/guest)
1
Side cost per portion (/side portion, ex tax)
3
Side ingredient waste rate (decimal fraction of side ingredient requirement lost)
0.04
Kitchen labour hours (hours/event)
10
Kitchen loaded cost per hour (/hour, ex tax)
50
Service labour hours (hours/event)
20
Service loaded cost per hour (/hour, ex tax)
30
Venue and equipment cost (/event, ex tax)
500
Event logistics cost (/event, ex tax)
200
Event contingency rate (decimal fraction of event base cost)
0.1
Target event margin (decimal fraction of quoted event revenue)
0.3
Minimum event contribution (/event, ex tax)
1,000
Open this calculator with preset values

This calculator supports documented, shareable scenario URLs. Compatible assistants and applications can construct links using the parameters below.

Scenario links contain only allowlisted numeric and closed-choice inputs shown in the URL; Margin101 excludes free text and identifying fields. Anyone you share the URL with can read those numbers, so do not include private or identifying data.

Example: https://margin101.com/tools/catering-event-profitability/?sv=1&contingencyRate=0.1&guestCount=100&kitchenHours=10&kitchenLoadedCostPerHourExTax=50&logisticsCostExTax=200&mainCostPerPortionExTax=10&mainPortionsPerGuest=1&mainWasteRate=0.05&minimumEventContributionExTax=1000&quotedPricePerGuestExTax=50&serviceHours=20&serviceLoadedCostPerHourExTax=30&sideCostPerPortionExTax=3&sidePortionsPerGuest=1&sideWasteRate=0.04&targetMargin=0.3&venueAndEquipmentCostExTax=500

ParameterMeaningUnitAllowed valuesPresenceDefault
contingencyRateProtection applied to event base cost for delivery uncertainty.decimal fraction of event base cost0 to 1Required0.1
guestCountWhole guests covered by the quote.whole guests/event0 to 100000000Required100
kitchenHoursPreparation and production labour hours for the event.hours/event0 to 100000Required10
kitchenLoadedCostPerHourExTaxLoaded labour cost for one kitchen hour. Keep every amount on the same ex-tax currency basis.currency units/hour, ex tax0 to 10000000Required50
logisticsCostExTaxDelivery, travel and event logistics cost. Keep every amount on the same ex-tax currency basis.currency units/event, ex tax0 to 10000000Required200
mainCostPerPortionExTaxIngredient cost per main portion before waste. Keep every amount on the same ex-tax currency basis.currency units/main portion, ex tax0 to 10000000Required10
mainPortionsPerGuestMain-menu portions planned for each guest.portions/guest0 to 1000Required1
mainWasteRateExpected waste applied to main-menu ingredient cost.decimal fraction of main ingredient requirement lost0 to 1Required0.05
minimumEventContributionExTaxMinimum contribution amount the required quote should protect. Keep every amount on the same ex-tax currency basis.currency units/event, ex tax0 to 10000000Required1000
quotedPricePerGuestExTaxCurrent proposed event price per guest. Keep every amount on the same ex-tax currency basis.currency units/guest, ex tax0 to 10000000Required50
serviceHoursDelivery and service labour hours for the event.hours/event0 to 100000Required20
serviceLoadedCostPerHourExTaxLoaded labour cost for one service hour. Keep every amount on the same ex-tax currency basis.currency units/hour, ex tax0 to 10000000Required30
sideCostPerPortionExTaxIngredient cost per side portion before waste. Keep every amount on the same ex-tax currency basis.currency units/side portion, ex tax0 to 10000000Required3
sidePortionsPerGuestSide-menu portions planned for each guest.portions/guest0 to 1000Required1
sideWasteRateExpected waste applied to side-menu ingredient cost.decimal fraction of side ingredient requirement lost0 to 1Required0.04
targetMarginContribution margin to protect in the required event quote.decimal fraction of quoted event revenue0 to 0.99Required0.3
venueAndEquipmentCostExTaxEvent-specific venue and equipment cost. Keep every amount on the same ex-tax currency basis.currency units/event, ex tax0 to 10000000Required500

Catering Event Profitability: event revenue

Event contribution depends on the complete event-specific food, labour and logistics scope.

Formula summary

Primary formula
maximum of target-margin quote and minimum-contribution quote

Read the full methodology

Data used here

  • The estimate uses your inputs and the general business formula documented in the methodology.

Decision checks

Act on the result

Confirm guest count, inclusions and contingency before issuing the quote.

Stress-test the decision

Retest lower attendance, higher waste and overtime.

When this estimate can be misleading

  • Industry costs, tax, contract terms, capacity and targets are entered by the user; no market benchmark is embedded.
  • Use records from one consistent period and one ex-tax currency basis where money applies.
  • This is educational business decision support, not accounting, tax, legal or financial advice.
  • Event contribution depends on the complete event-specific food, labour and logistics scope.

Educational estimate, not advice. See all assumptions & limitations โ†’

Guides to interpret the decision and its assumptions.

Frequently asked questions

How do I test catering event profit after food, staffing, logistics, waste and venue constraints?

Confirm guest count, inclusions and contingency before issuing the quote.

Which planning assumptions should I stress-test?

Compare a plausible alternative scenario and verify the decision-critical assumption that changes the plan most.