Production Cost Calculator

Calculate total production cost and per-unit production cost by separating fixed overhead from variable direct materials, direct labor, and utility costs.

Variable & Fixed Factory Run Cost

Total Run Cost
—
Variable + Fixed
Unit Cost
—
per finished unit
Variable / Unit
—
marginal cost
Fixed / Unit
—
overhead allocated

Production Cost Formula

Total Production Cost = Total Variable Costs (Materials + Labor + Var. Overhead) + Total Fixed Costs
  • Variable Costs: Expenses that scale directly with production output (raw materials, piece-rate labor, packaging, machine electricity).
  • Fixed Costs: Overhead expenses invariant to short-run volume (plant lease, equipment depreciation, supervisor base salaries).

Step-by-Step Worked Example

Scenario: Manufacturing 5,000 industrial sensors

Calculation Steps:

  1. Total Variable Cost = $40,000 + $25,000 + $15,000 = $80,000 ($16.00 / unit)
  2. Total Fixed Cost = $20,000 ($4.00 / unit)
  3. Total Production Cost = $80,000 + $20,000 = $100,000
  4. Total Cost Per Unit = $100,000 / 5,000 = $20.00 / unit
Result: Total production cost is $100,000 ($20.00/unit), comprising $16.00 variable cost and $4.00 fixed overhead absorption.

How to Use This Calculator

  1. 1Enter your variable costs: direct materials, direct labor, and variable overhead.
  2. 2Enter your fixed costs: facility rent, machinery depreciation, and indirect salaries.
  3. 3Provide total units produced to calculate unit cost and variable absorption.

Assumptions & Limitations

  • Fixed overhead is fully absorbed across the reported production run.
  • Variable unit costs remain linear within the relevant operating range.

Frequently Asked Questions

Why should I separate fixed and variable production costs?

Separating fixed and variable costs allows plant managers to determine contribution margins, establish pricing floors for incremental volume, and analyze economies of scale.

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