| Cultivars | Ash (%) | CP (%) |
| Kuwait 1 | 3.65 ± 0.09 | 18.73 ± 0.19 |
| Kuwait 2 | 3.15 ± 0.40 | 15.30 ± 0.08 |
| Kuwait 3 | 2.97 ± 0.01 | 16.82 ± 0.23 |
| Kuwait 4 | 3.24 ± 0.03 | 20.69 ± 0.06 |
| Kuwait 5 | 2.44 ± 0.38 | 19.62 ± 0.65 |
| Kuwait 6 | 3.64 ± 0.13 | 19.810.05 |
| ari-e.GP | 3.13 ± 0.06 | 23.58 ± 0.03 |
| ari-e.1 | -- | -- |
| ari-e.156 | -- | -- |
| ari-e.228 | 4.29± 0.05 | 17.72 ± 0.02 |
| Maythorpe | -- | -- |
| Bonus | 3.53 ± 0.04 | 22.210.11 |
| Foma | 3.92 ± 0.06 | 24.32 ± 0.14 |
| California Marriot | 4.05 ± 0.07 | 21.91 ± 0.31 |
| Gustoe | 3.42 ± 0.05 | 23.34 ± 0.04 |