| Variables | Visible loss (%) | Invisible loss (%) | Threshing efficiency (%) |
| AS (Arrangement of spikes) | |||
| AS1 (44) | 4.05c ± 0.34 | 20.89b ± 2.44 | 99.32c ± 0.47 |
| AS2 (68) | 4.83b ± 0.32 | 26.30a ± 2.20 | 99.77b ± 0.33 |
| AS3 (136) | 5.49a ± 0.33 | 28.07a ± 3.21 | 99.89a ± 0.17 |
| CC (Concave clearance) | |||
| CC1 (13-9 mm) | 5.04a ± 0.33 | 27.11a ± 3.21 | 99.85a ± 0.17 |
| CC2 (15-11 mm) | 4.77b ± 0.32 | 25.19b ± 2.20 | 99.71b ± 0.33 |
| CC3 (17-13 mm) | 4.56c ± 0.34 | 22.96c ± 2.44 | 99.42c ± 0.47 |
| CS (Cylinder speed) | |||
| CS1 (560 rpm) | 4.47c ± 0.34 | 23.56c ± 2.44 | 99.40c ± 0.47 |
| CS2 (640 rpm) | 4.84b ± 0.32 | 25.19b ± 2.20 | 99.70b ± 0.33 |
| CS3 (720 rpm) | 5.06a ± 0.33 | 26.52a ± 3.21 | 99.88a ± 0.17 |