How to Price Sublimation Mistakes and Wasted Blanks

Convert the failure rate into expected cost per good unit by dividing the direct attempt cost by the expected success rate:

expected direct cost per good unit = direct cost per attempt / (1 - failure rate)

If the direct inputs exposed to an attempt total $3.67 and the expected failure rate is 8%, the modeled cost of one good unit is:

$3.67 / 0.92 = $3.9891304

Ignoring the failure rate would understate direct cost by about $0.3191 per good unit. Across 100 good units, the model needs room for about $31.91 of additional direct inputs.

Waste is a cost estimate, not permission to accept poor production. Track why units fail, reduce preventable failures and update the percentage. The Sublimation Price calculator and the product presets apply the same expected-good-unit formula.

Use good units as the denominator

A customer order for 20 mugs usually means 20 mugs that pass inspection. The seller may need more than 20 attempts to deliver them.

At an 8% failure rate, expected success is 92%. Expected attempts for 20 good units are:

20 / 0.92 = 21.7391304 attempts

The decimal is an expectation over many orders. No one can make 0.739 of an attempt. Production planning may round up to 22 blanks or add a larger safety quantity when the deadline is firm. Pricing keeps the unrounded expectation so the long-run cost is not inflated by rounding every order independently.

The denominator should match the business promise. If the customer is buying a deliberately imperfect sample lot, the definition of a good unit may change. For normal retail and wholesale work, use the shop’s inspection standard and count a unit as good only when it can be delivered under that standard.

Do not multiply cost by one plus the failure rate

A common shortcut is:

attempt cost x (1 + failure rate)

That is not the same formula. At 20% failure, success is 80%. One good unit requires an expected 1 / 0.80 = 1.25 attempts, not 1.20 attempts.

Using the $3.67 direct attempt cost:

The shortcut error looks small at low rates, but the larger problem is often omitting waste completely. Keep the correct denominator so the model continues to work if the rate changes.

Define which inputs a failure consumes

A print failure may consume ink and paper without consuming a blank. A pressing failure may consume the transfer, blank and active labor. A cracked mug found during receiving inspection may consume only the blank and receiving time. A shipping breakage may consume the finished item, packaging, postage and replacement labor.

The launch calculator uses one practical failure-rate field across the direct per-unit inputs entered. That is useful for a fast, conservative estimate. Make the input group explicit: include costs that are exposed to the modeled failed attempt.

If packaging is applied only after final inspection and never used on rejected production, a more detailed manual model can keep it outside the failure-exposed group. In the launch calculator, allocate that post-inspection item separately rather than treating it as consumed on a failed press. The objective is consistency between the workflow and the field, not a larger waste allowance.

Large shops or high-value products can use stage-specific yields. Small shops may get enough decision value from one measured rate. Use the detail level that can be maintained with records.

Track failures by cause

A single total rate tells the pricing model how much expected input to carry. Cause codes tell the shop what to fix.

A compact log can use:

Record attempted units, good units, cause, supplier or blank lot, product type and date. Ten failed shirts and ten failed mugs should not become one percentage if their processes and costs differ.

The log does not need a complex app. A spreadsheet tied to purchase and production records is enough. The IRS recommends keeping documents that identify purchases and clearly show business income and expenses. Those records also let a seller test whether a supplier credit covered a defective blank or whether the shop carried the loss.

Worked mug example at several rates

Assume the direct per-attempt inputs exposed in the shop’s chosen model are:

The amounts are illustrative and do not describe an industry average.

At different measured failure assumptions:

The 10% row does not instruct the seller to add $0.4078 as a permanent surcharge. It shows what the current process costs under that assumption. If the measured rate falls to 5%, the direct expected cost falls by about $0.2146 per good unit.

Load the blank, consumables and failure rate in the mug pricing calculator. Labor, equipment and overhead still need separate inputs. The waste adjustment does not pay for the maker’s time automatically.

A stage-specific example

One flat rate can overstate or understate cost when failures happen at different stages. Consider this teaching case:

• ink and paper per print attempt: $0.42;
• print success rate: 96%;
• blank plus tape consumed per press attempt: $2.50;
• press success rate after a usable transfer: 95%;
• final packaging applied only to good units: $0.75.

First calculate one usable transfer:

$0.42 / 0.96 = $0.4375

Each press attempt then exposes $2.50 + $0.4375 = $2.9375:

$2.9375 / 0.95 = $3.0921053 per good pressed mug

Add final packaging after inspection:

$3.0921053 + $0.75 = $3.8421053

The combined success rate is 0.96 x 0.95 = 0.912, or an overall 8.8% failure share. Applying that combined rate to every cost, including final packaging, would produce:

($0.42 + $2.50 + $0.75) / 0.912 = $4.0241228

That flat model is conservative here because it treats packaging and blank cost as exposed to print-only failures. The stage model is more accurate for the described workflow. It also needs more records.

Use the flat calculator field for an understandable first estimate. Move to stage-specific costing when the value of the difference exceeds the effort to maintain it.

Include labor lost to failures

The direct-cost formula above handles physical inputs. Failed attempts also use labor.

There are two practical methods:

1. Time actual production, including normal rework, and use the observed active minutes per delivered good unit.
2. Model failure labor separately by stage, such as extra printing time versus a complete remake.

The first method is easier when rework is routine and the timed run is representative. The second is clearer for expensive failures or jobs with strict remake terms.

Do not apply the material failure rate blindly to all labor. A defective blank found before printing may add seconds, while a wrong personalized name can require the full workflow again. Match the labor assumption to the cause record.

The labor and overhead guide explains setup and active unit time. For a wholesale job, use the wholesale calculator to test the good-unit quantity and keep safety-stock planning separate from expected pricing cost.

Use supplier quality as a cost decision

The lowest blank invoice price is not necessarily the lowest cost per good output.

Compare suppliers with:

expected blank-related cost per good unit = landed attempt cost / success rate

Supplier A may charge $2.20 with a 90% success rate, for $2.4444 expected blank cost per good unit. Supplier B may charge $2.35 with a 98% success rate, for $2.3980. Before labor and deadline risk, Supplier B is already cheaper per good blank.

Use enough attempts to avoid treating one bad item as a stable rate. Keep lot and date information, since quality can change. Do not publish the result as a general claim about a supplier unless the evidence supports that scope.

Review the rate without chasing every fluctuation

Set a review trigger: a new supplier, new blank SKU, new press setting, meaningful equipment change or a minimum number of attempts. Keep an older baseline for comparison.

A sudden increase needs diagnosis before a price change. Banding may point to printer maintenance. Ghosting may point to taping or pressure. Repeated wrong names may point to the order-proof process. Raising the customer price pays for the symptom but does not remove the cause.

Once the direct expected cost is sound, carry it into the shirt calculator, mug calculator or main pricing calculator. Use the cost-per-print method when ink and paper losses need their own production stage. For a quantity quote, recompute the result with the bulk-order pricing method. Add labor, overhead, fees and the chosen profit target only once.

Sources

• IRS, What kind of records should I keep?, accessed August 3, 2026.
• IRS Publication 334 (2025), Tax Guide for Small Business, accessed August 3, 2026.
• Epson, SureColor F170 Dye-Sublimation Printer specifications, accessed August 3, 2026. Epson states that ink yield varies with image and operating conditions; no universal yield from this source is used in the example.

All costs and rates in the worked examples are illustrative inputs. Replace them with the shop’s production records.

This guide was last reviewed on August 3, 2026. Prices and platform fees change, so replace example inputs with your current costs.