Free Tool · Roasting

Roast Cost Calculator

What does one bag of your roasted coffee really cost? Put in your own numbers - green price, weight loss, gas, labour and packaging - and see the cost per bag and the price at your margin.

Your numbers

Example values - change them to yours.

Green bean price per kg, delivered

Roast weight loss light ~12-14% · medium ~15-17% · dark 18%+

Green per batch

Gas / power

Labour per batch roasting + cooling + cleaning time × your rate

Bag size

Bag + valve

Label / sticker

Other overhead rent, QC samples, waste - per kg roasted

Wholesale margin

Retail margin

Margin = profit as a share of the selling price. 35% margin on a RM10 cost is a RM15.38 price.

Cost per 250 g bag

Green needed per bag--

Roasted coffee per batch--

Bags per batch--

Wholesale price

Retail price

Do this next

Every 1% of weight loss changes your cost. Weigh green in and roasted out on every batch - a few batches tell you your real loss, and it is rarely the number you guessed.
Log it automatically. Jpresso Floor records each batch's weight loss, DTR and roast curve on your phone, and lets you follow your best batch next time. RM29 / month, cancel anytime.
Try Jpresso Floor
Control the roast, not just the cost. The Jpresso Roasting Course covers development, DTR and consistency between batches - from RM59.
See the Roasting Course
Compare green prices. Green coffee from Malaysian sellers is listed on Bloom Daily.
Green beans on Bloom Daily

A free tool from Jpresso Academy · Your numbers stay on this device.