Oil, Gas & Energy Equipment Manufacturing calculator

Field service margin Calculator

Field service margin-hit rate tracks the share of on-site service jobs — wellhead repairs, valve overhauls, compressor commissioning — that actually land at or above their quoted gross margin. Service managers and aftermarket P&L owners in oil, gas and energy equipment OEMs use it to see whether field work is making money or quietly bleeding it through travel, rework and scope creep. Because field jobs are quoted individually and executed remotely, a healthy revenue line can hide a portfolio where most jobs miss margin. This metric converts a pile of closed work orders into a single percentage you can defend in a QBR.

What this calculator does

  • Track the share of field service jobs that hit their margin target, from jobs meeting target, total jobs, and your target rate, so service managers can see how the field business is performing against plan and where to act.
  • Use it when you need a clean field service margin rate and gap to target you can put on a tier board or service review.
  • It computes the percentage of field service jobs that met their margin target and the gap in points between that rate and your goal.

Formula used

  • Margin-hit rate = jobs meeting margin target ÷ total field service jobs × 100
  • Gap to target = margin-hit rate - target margin-hit rate

Inputs explained

  • Jobs meeting margin target:
  • Total field service jobs:
  • Target margin-hit rate:

How to use the result

  • Use it at month-end or quarter-end on closed, costed work orders to judge how reliably field service delivers its quoted margin.
  • It treats every job as pass/fail at the target, so one catastrophic loss job and one job that missed by a point count the same — pair it with average margin dollars.

Current U.S. benchmarks

  • Industrial electricity averages 8.66 cents per kWh across the U.S. (EIA, Apr 2026), up 5.5% from a year earlier. Energy-intensive steps carry this directly into unit cost.
  • Steel mill PPI stands at 348.53 (BLS, May 2026), up 6.7% from a year earlier. New factory orders are up 2.3% year over year (Census).

Common questions

  • How do you calculate field service margin-hit rate? Divide the number of jobs that met or beat their margin target by the total number of field service jobs, then multiply by 100. With 8 jobs hitting margin out of 250, that is 8 ÷ 250 × 100 = 3.2%.
  • What is a good margin-hit rate for field service? Mature aftermarket service organizations target 85-95% of jobs hitting quoted margin. A 95% target with only 3.2% actual, as in the example, signals a costing or execution problem across the whole portfolio, not a few bad jobs.
  • Why is my margin-hit rate so low when revenue looks fine? Revenue and margin are different stories. Unbilled travel, warranty rework, and uncaptured overtime erode margin job-by-job, so you can hit revenue targets while almost every job misses its margin floor.
  • What does the gap to target mean? It is your actual rate minus your target, in percentage points. A 3.2% actual against a 95% target gives a 91.8-point gap — the distance you must close to be reliable.
  • Margin-hit rate vs average gross margin — which should I track? Track both. Average gross margin tells you the dollar outcome; margin-hit rate tells you how consistent it is. A high average can mask wild swings that hit-rate exposes.

Last reviewed 2026-05-12.