T‑Shirt Printing ROI Calculator for DTG & DTF
Use this free calculator to estimate monthly profit, breakeven units, and payback period. Slide to set your shirts sold per month, sell price, garment cost, ink/consumables, labor, spoilage, overhead, and equipment amortization. Perfect for planning a DTG or DTF investment and pricing jobs with confidence.
Inputs
Units = Sold (spoilage adds prints)
Shirts sold / month
Sell price / shirt
$
Garment cost / shirt
$
Ink & consumables / shirt
$
Pretreatment / shirt
$
Labor cost / shirt
$
Spoilage / reprint rate
%
Fixed overhead / month (rent, utilities, software)
$
Equipment investment
$
Amortization period (months)
Include taxes & fees
%
Tip: Spoilage adds extra prints and cost. Equipment cost is spread over your amortization period for ROI and payback.
Results
Sold units: 800 • Spoilage: 3%
Revenue / month
$19,200
Variable cost / shirt
$7.75
Gross margin
$12,400
Net profit / month
$10,333
Payback period
1.5 months
Breakeven units
—
Monthly breakdown
| Shirts sold | 800 |
| Extra prints due to spoilage | 25 |
| Total shirts printed | 825 |
| Revenue | $19,200 |
| Garments | $3,712.50 |
| Ink | $1,031.25 |
| Pretreatment | $618.75 |
| Labor | $1,650.00 |
| Taxes & fees | $1,680.00 |
| Fixed overhead | $750.00 |
| Equipment amortization | $625.00 |
| Net profit | $10,831.25 |
Numbers are estimates and for planning only. Actual results vary by print size, pretreatment/film usage, press time, labor efficiency and local taxes.
Want help optimizing your pricing & workflow?
Schedule a free consult with a DTG Connection T‑shirt business specialist. We’ll review your numbers and recommend the right DTG/DTF setup.
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