| Year Seasons | Cutting intensities | ||
| 10 cm | 20 cm | 30 cm | |
| CP Content (%) | |||
| Summer | 12.43 Ab | 13.33 Aa | 14.03 Aa |
| Autumn | 11.25 Bb | 12.15 Ba | 12.22 Ba |
| Winter | 8.82 Cb | 9.65 Cab | 10.35 Ca |
| Spring | 12.92 Ab | 13.26 Aab | 14.03 Aa |
| CV (%) | 5.27 | ||
| TDN Content (%) | |||
| Summer | 55.34 Ab | 56.76 Ab | 60.50 Aa |
| Autumn | 54.82 Bc | 55.83 Ab | 60.51 Aa |
| Winter | 53.76 Cc | 55.70 Ab | 57.35 Ba |
| Spring | 54.72 Bc | 56.76 Ab | 59.41 Aa |
| CV (%) | 1.40 | ||