How to Track Sublimation Ink Cost per Print

Calculate sublimation ink cost from a completed production period, not from a universal prints-per-bottle claim:

ink cost per usable transfer = ink consumed during the period / usable transfers produced

Include ink used for cleaning, nozzle checks, test prints and failed prints in the consumed amount. Count only transfers that are usable for production in the denominator. If $84 of replacement ink is consumed while the shop produces 286 usable transfers, observed ink cost is $84 / 286 = $0.2937063, displayed as about $0.29 per usable transfer.

That figure covers ink only. Paper, the blank, pressing, product-stage waste, labor, equipment, packaging, selling fees and shipping are separate inputs. Use the cost-per-print method for the whole printing stage, then carry the result into the sublimation pricing calculator.

Why bottle price divided by volume is incomplete

Bottle price divided by milliliters answers the cost of one milliliter. It does not reveal how many milliliters a design used.

Epson lists four 140 mL ink bottles for the SureColor F170. On the same official product page, Epson says bottle yield varies considerably with the images printed, print settings, paper, frequency of use and temperature. It also says part of the first ink supply is used to prime the printer. Those facts make a fixed number of sellable prints per bottle unsuitable as a universal pricing input.

Coverage matters. A small one-color name and a full-sheet photograph may fit the same paper size while using different amounts and colors of ink. Cleaning frequency, idle time and color balance can also change consumption. A calculation that ignores those differences may look precise because it has several decimal places, but the starting assumption is still unmeasured.

Before enough shop data exists, use a clearly labeled provisional allowance and test a conservative case. Replace it with observed data after a complete tracking cycle. Do not present the provisional number as a printer specification or an industry average.

Pick a repeatable tracking boundary

A useful ink log needs a clean start and end. Three approaches can work:

• Replacement cycle: Start after a known set of replacement supplies enters service and end when the same supply quantity has been consumed.
• Inventory period: Record opening ink inventory, purchases and closing inventory for a month or quarter.
• Printer or software job log: Use device-reported consumption when the printer provides reliable job-level data, then reconcile it with purchased supplies.

The replacement-cycle method is easiest when the printer uses cartridges or bottles that can be tracked consistently. Colors rarely empty at the same time, so a cycle may need to span several replacements. Do not declare all four colors consumed merely because one bottle was replaced.

For an inventory period, the operating equation is:

ink consumed = opening ink value + ink purchases - closing ink value

This requires a consistent way to value partial supplies. A visual guess that a bottle is “half full” may be good enough for a rough internal estimate but not for a claim of exact job cost. Longer periods reduce the effect of small start-and-end measurement errors.

These are management records for pricing. Tax inventory and expense treatment can follow different rules, so keep the pricing method distinct from tax reporting.

Record output that matches the pricing unit

Write down what one “print” means before dividing anything. Possible units include:

• a printed sheet;
• one design when several designs share a sheet;
• a measured length from a roll;
• one usable transfer sent to the press;
• a finished product.

For ink tracking, a usable transfer is often the clearest denominator. A sheet with three usable small designs may count as three transfers. A full mug wrap on one sheet may count as one. The unit must remain consistent within the cycle.

Keep printed output and usable output in separate columns. A nozzle check, color test or banded print consumes ink even though it cannot be sold. Counting it as a usable transfer would spread the ink across too many outputs and understate the cost of the transfers that move forward.

A simple log can contain:

The log does not need a customer name or private artwork. A job number and design class are enough to connect output counts with the production record.

Worked example: one replacement cycle

The values below are illustrative shop records, not an Epson, Sawgrass or third-party ink yield claim.

The unusable share of printed output is:

24 / 310 = 7.7419%

Allocate all ink consumed in the cycle across the usable output:

$84.00 / 286 = $0.2937063 per usable transfer

Display that as $0.29 when a calculator accepts cents, while retaining the full value in the saved record. If conservative pricing calls for cents, the seller may enter $0.30, but the record should show that $0.30 is a rounded allowance rather than the raw measurement.

Dividing by all 310 printed units would produce:

$84.00 / 310 = $0.2709677

That is about $0.0227 lower for each usable transfer because 24 ink-consuming outputs were allowed to carry cost even though they produced no usable transfer. Over hundreds of products, that small difference accumulates.

The 24 unusable prints belong in this print-stage denominator. If a transfer prints correctly and the mug later breaks in the press, the ink still produced a usable transfer. Record that loss in the product-stage failure rate instead of reclassifying the print. The waste-rate guide explains why stage-specific records prevent double counting.

Separate design classes when the mix changes

The $0.2937063 result is an average for the designs produced during that cycle. It is most useful for a similar future mix. It is not proof that every transfer in the log used exactly that amount.

Start with a few operationally meaningful classes, such as:

• small text or logo;
• medium chest graphic;
• full mug wrap;
• full-sheet, high-coverage image.

Record the class with each output. If one class becomes a large share of production, track it in its own cycle or use reliable job-accounting data from the printer. Avoid inventing ten coverage bands that nobody consistently assigns.

When several designs share a sheet, paper can often be divided by usable layout area or design count. Ink cannot automatically be split the same way because a dark photograph and a pale name may occupy equal areas with different coverage. If the device provides no trustworthy job-level data, use a measured class average and mark it as an allocation.

The purpose is not laboratory precision. It is to replace an unsupported universal yield with a repeatable shop observation that can be updated.

Keep priming and maintenance visible

The first fill of a new printer is a poor replacement-cycle benchmark because some ink charges the delivery system. Epson expressly notes that part of the initial ink is used for priming on the F170. Start a normal replacement cycle after initialization when possible, or label the first cycle separately.

Cleaning cycles and nozzle checks are production costs even when they happen between customer jobs. The period method captures them because the ink leaves inventory but creates no usable transfer. Do not add a second maintenance-ink percentage on top unless it covers a documented cost excluded from the measured cycle.

Record unusual events in the notes column: an extended cleaning, a long idle period, a profile change or a leak. One abnormal cycle may be useful for troubleshooting but unsuitable as the only future pricing average. Keep it in the record and compare it with later cycles rather than deleting it.

Add paper and the product only after ink is measured

Ink cost per usable transfer is one line in the print-stage calculation. Paper needs its own measurement:

paper cost per usable transfer = paper consumed during the period / usable transfers

If the illustrative cycle used 310 sheets at $0.18 each, paper consumed would be $55.80 and its observed allocation would be $55.80 / 286 = $0.1951049 per usable transfer. Combined ink and paper would be $0.4888112, displayed as about $0.49. That broader calculation belongs in the sublimation cost-per-print guide.

Do not stop at the transfer. For a mug, add the coated blank, protective supplies, pressing and packing, then use the mug pricing calculator. For a shirt, use the exact garment, design size, pressing process and mailer in the shirt pricing calculator.

Epson says conventional dye-sublimation works with polyester fabrics or hard goods that have a polyester coating, and recommends white or light-colored polyester fabric for this process. If a product requires a different decoration method, give it a separate cost record rather than carrying over a dye-sublimation ink allowance.

Review the log when operations change

Update the observed cost after a meaningful change in ink supplier, printer, print setting, color profile, design mix or maintenance pattern. Also compare the provisional allowance used in quotes with the measured result. If the allowance consistently sits far above the observation, it may be obscuring another cost. If it sits below, prices may be leaking money a few cents at a time.

Save purchase invoices and the cycle totals. The IRS says a business recordkeeping system should clearly show income and expenses and retain supporting documents that identify the payee, amount, date and business purpose. That guidance does not prescribe an ink-allocation method, but the same documents make an internal cost record traceable.

The most useful ink number is not the one with the most decimal places. It is the one tied to a defined unit, a dated production period and output the shop can count again.

Sources

• Epson, SureColor F170 Dye-Sublimation Printer specifications, accessed August 3, 2026.
• Epson, Sublimation printers for makers, accessed August 3, 2026.
• IRS, What kind of records should I keep?, accessed August 3, 2026.

All amounts in the worked cycle are illustrative. Replace them with purchase records and observed output from the equipment being priced.

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