Egg quality parameters | Genotypes | SEM | P-values | |||
GF | HR | TL | PK | |||
Average fresh egg weight (g) | 35.9c | 43.5b | 42.3b | 46.4a | 0.55 | <0.0001 |
Egg length (mm) | 47.0b | 50.2a | 51.3a | 51.5a | 0.59 | 0.0022 |
Egg width (mm) | 36.1b | 38.2a | 38.6a | 39.5a | 0.39 | 0.0019 |
Egg shape index | 76.8 | 76.0 | 75.3 | 76.7 | 1.01 | 0.7362 |
Egg shell weight (g) | 6.57a | 5.55b | 5.47b | 5.85b | 0.190 | 0.0159 |
Egg shell proportion (%) | 18.3a | 12.8b | 12.9b | 12.6b | 0.71 | 0.0021 |
Egg shell thickness (mm) | 0.73a | 0.37b | 0.36b | 0.42b | 0.050 | 0.0062 |
Albumen weight (g) | 18.5c | 24.5b | 24.2b | 27.4a | 0.40 | <0.0001 |
Albumen proportion (%) | 51.5c | 56.4b | 57.2b | 59.1a | 0.38 | <0.0001 |
Albumen height (mm) | 4.78 | 5.30 | 4.84 | 4.92 | 0.140 | 0.1293 |
Haugh unit | 77.2 | 77.9 | 76.1 | 74.3 | 0.95 | 0.1106 |
Egg yolk weight (g) | 11.0b | 13.4a | 12.7a | 13.2a | 0.33 | 0.0042 |
Egg yolk proportion (%) | 30.6 | 30.9 | 29.8 | 28.9 | 0.64 | 0.0929 |
Egg yolk height (mm) | 13.4b | 14.8a | 13.8b | 15.3a | 0.20 | 0.0007 |
Egg yolk diameter (mm) | 42.2 | 34.1 | 32.6 | 33.5 | 0.46 | 0.0753 |
Egg yolk index | 41.48 | 43.33 | 42.48 | 45.66 | 1.09 | 0.1211 |
Yolk color (EMT-5200) | 4.66 | 4.58 | 4.62 | 4.65 | 0.130 | 0.9695 |
Yolk:Albumen ratio | 0.59a | 0.55b | 0.52bc | 0.48c | 0.010 | 0.0023 |