| Cultivar | WO | VO | LDO | TDO |
| Arbequina | 1.65 b | 1.76 b | 12.14 bc | 14.38 bc |
| Arbosana | 1.75 b | 1.87 b | 12.45 b | 13.93 c |
| Grappolo 541 | 3.01 a | 2.86 a | 12.25 a | 19.16 a |
| Koroneiki | 1.35 bc | 1.16 c | 10.96 c | 15.44 b |
| Maria da Fé | 0.95 c | 0.88 c | 9.39 d | 13.02 c |
| C.V (%) | 21.28 | 19.44 | 8.27 | 7.68 |