ATM Surcharge Breakeven Transactions Calculator
Budget whole ATM surcharge transactions from caller cycle fixed cost and already net per-transaction contribution using exact ceiling division; transaction mix, customer fee effects and demand are not predicted.
Description
ATM break-even count divides cycle fixed cost by already net transaction contribution.
ATM break-even count divides cycle fixed cost by already net transaction contribution. Whole transactions require ceiling division.1
The returned values include Minimum whole transactions to break even, Modeled net cycle contribution at break even minor. The How section below explains the calculation, input rules and interpretation.
When to use ATM Surcharge Breakeven Transactions Calculator
Use ATM Surcharge Breakeven Transactions Calculator when you need to evaluate the supplied records under the calculation and evidence rules below. No demand forecast, transaction mix or customer-fee response is supplied.
Prepare observed financial records and verified caller terms. Use one currency for integer minor-unit money and preserve leading zeros in identifier text. One basis point is 0.01 percentage points. Resolve dates, local clocks, counting rules and evidence flags as specified.
How to use ATM Surcharge Breakeven Transactions Calculator and understand its results
- Prepare observed financial records and verified caller terms. Use one currency for integer minor-unit money and preserve leading zeros in identifier text. One basis point is 0.01 percentage points. Resolve dates, local clocks, counting rules and evidence flags as specified.
- Enter callerCycleFixedAtmCostMinor, netSurchargePerTransactionMinor using the field table and calculation rules, then run the tool.
- Read minimumWholeTransactionsToBreakEven, modeledNetCycleContributionAtBreakEvenMinor. The explanation below defines the units, signs, ordering and any flags or placeholder values.
- If the tool reports an input issue, correct the values and run it again. Apply the stated assumptions when interpreting a successfully returned result.
| Input field | Meaning | Value type; see rules below | Requirement |
|---|---|---|---|
| callerCycleFixedAtmCostMinor | Caller cycle fixed atm cost minor | number | Required |
| netSurchargePerTransactionMinor | Net surcharge per transaction minor | number | Required |
Enter nonnegative safe-integer fixed cost and positive safe-integer net contribution. Use exact integer ceiling division; return minimum whole count and checked residual contribution at that count. Zero fixed cost yields zero transactions.
transactions=ceil(fixedCost/netPerTransaction); residual=transactions×netPerTransaction−fixedCost Units, indexing, boundary conditions and exceptional cases are defined in the calculation rules above.
| Output field | Meaning | Value type |
|---|---|---|
| minimumWholeTransactionsToBreakEven | Minimum whole transactions to break even | number |
| modeledNetCycleContributionAtBreakEvenMinor | Modeled net cycle contribution at break even minor | number |
{
"input": {
"callerCycleFixedAtmCostMinor": 100,
"netSurchargePerTransactionMinor": 7
},
"output": {
"minimumWholeTransactionsToBreakEven": 15,
"modeledNetCycleContributionAtBreakEvenMinor": 5
}
}Limitations and assumptions
No demand forecast, transaction mix or customer-fee response is supplied.
Numeric inputs, where present, must be finite. Follow the calculation-specific rules for overflow, underflow and exceptional cases. Missing required fields, extra fields, wrong value types and violations of the calculation rules are input errors.
Alternative or Complementary methods
Use ATM Cassette Replenishment Plan Calculator: ATM replenishment is constrained per cassette denomination. A capacity shortage leaves unfunded reserve or demand and can produce negative post-demand note counts. For a complementary task, use Merchant Discount Effective Rate Calculator: Realized merchant discount compares observed processing fees with sales net of refunds. Other settlement deductions need a different denominator.
References
Similar or alternative tools
- ATM Cassette Replenishment Plan Calculator
ATM replenishment is constrained per cassette denomination. A capacity shortage leaves unfunded reserve or demand and can produce negative post-demand note counts.
- Merchant Discount Effective Rate Calculator
Realized merchant discount compares observed processing fees with sales net of refunds. Other settlement deductions need a different denominator.