New plan
| 2.2Component | Group | Process | Share % | FC anchor |
|---|
| 1 | Cultivar/blend anchor from 1.4, or 2.4 if blend | |
| 2 | ± Refinement — from 1.6 0 first cook, else Step 12 | |
| 3 | ± Bean condition — from 5.6 | |
| 4 | ± Batch size vs. Step 9 reference weights 225 g ≈ 1:30–2:00 later than 200 g | |
| A | FIRST CRACK | |
| B · YELLOW / MAILLARD — informational only. NOT summed into C. | ||
| 5 | YELLOW = A × 0.56 | |
| 6 | MAILLARD = A − line 5 | |
| C · DEVELOPMENT — sum ONLY rows 7 + 8 + 9 | ||
| 7 | Development base — from 4.3 | |
| 8 | ± Processing modifier — from 3.2, or 2.5 if blend | |
| 9 | ± Cultivar dev modifier — from 1.7 | |
| C | DEVELOPMENT = 7 + 8 + 9 only | |
| D | DROP (end of roast) = A + C | |
| Check | Should be | Yours | Pass? | Failure means |
|---|---|---|---|---|
| Drying share | 43–51 % | high = late yellow · low = rushed | ||
| Maillard share | 33–39 % | low = too little browning | ||
| Development ratio | 12–20 % | under 12 % = under-developed | ||
| Development ceiling | < 4:30 | over 4:30 mutes any roast |
| Milestone | Time | °C | Your logged band |
|---|---|---|---|
| Charge | 133–195 °C | ||
| Turning point | 77–100 °C @ 0:47–1:15 | ||
| Yellow | 148–166 °C | ||
| First crack | 176–187 °C | ||
| Drop | 183–197 °C light |
| Time | Heat % | Fan % | Expected BT | Why this change |
|---|
| Milestone | Plan time | Actual time | Actual BT | Note |
|---|---|---|---|---|
| Charge | ||||
| Turning point | ||||
| Yellow | ||||
| First crack | ||||
| Drop |