Blog / The line hits its target. Where’s the margin?

Operations & Analytics

The line hits its target. Where’s the margin?

Every plant is running improvement initiatives: yield, throughput, scrap, changeovers, maintenance, procurement. Each project has an owner, a business case, and a margin target, and the COO is accountable for delivering it. A quarter later, the plant metrics look better, but few can say how much of that improvement became margin.

Closed, green, and still no margin

Take a changeover reduction program. Setup time drops from 90 minutes to 55, the project closes on schedule, and OEE improves. But if the freed hours aren’t turned into sellable volume, the manufacturing overhead increased, or the required capital was high, the financial result is a fraction of the business case. Or take a scrap reduction project that cuts waste on paper while the savings are absorbed by raw material price increases. The plant reports a win, finance sees no change, and neither is wrong.

When the average hides the problem

The same pattern shows up across sites. A strong yield result at one plant can mask a stalled throughput project at another, so the regional number looks fine, and nobody asks questions. A bottleneck asset with recurring unplanned downtime can quietly cancel the gains made elsewhere on the same line. Because results are rolled up before they are attributed, problems that could be fixed in the first few weeks surface at quarter-end, when the explanation is harder and the recovery window has closed.

The gap nobody has been asked to close

The largest opportunity is often the one with no project attached. Two plants make similar products, and one consistently runs several points higher on yield. One line has demonstrated a throughput rate on its best weeks that it rarely sustains. An asset is rated for more than it is ever scheduled to produce. Each of these is margin available today, but until it becomes an initiative with an owner and a number, no plant manager is accountable for it, and it never shows up in a review.

Why the plant floor and the P&L don’t connect

Plant performance lives in shop-floor and planning systems, and margin lives in finance systems. Across enterprise systems (ERP, EPM, BI, MES, and others), nothing links an improvement on the line to the dollars it produced. So, operations reports in OEE, yield, and downtime, finance reports in margin, and the COO spends review time reconciling the two instead of deciding what to do next.

What the COO’s review should show

At any point, the COO and CFO should be looking at the same four numbers:

• • Committed: margin approved across the portfolio, by plant
  • Realized: margin that reached the P&L, attributed to the project and line that earned it
  • Short: the shortfall by plant, line, and project, with cause
  • Untapped: the performance gap against best demonstrated results that no project targets

With that in place, a plant manager knows their number and the gap that is still open. Stalled projects get attention in weeks, and best practice moves between sister plants because the difference between them is visible and sized. Reviews shift from whose data is right to where to act next.

Questions for your next operations review

Don’t ask whether the projects are on schedule. Ask which plants and lines turned improvement into margin, where it fell short and why, and what gap between your best and your average nobody has been asked to close.