Table 2.
Egg quality between GC and PC eggs. 1n, 30 eggs produced by 30 different individuals in each group. 2α, eggshell cuticle quality (%). 3Eggshell thickness without eggshell membranes. a,bMeans within a row of the same flock that do not share a common superscript differ significantly (P < 0.05).
| Traits | Flock-A | Flock-B | ||
|---|---|---|---|---|
| GC | PC | GC | PC | |
| n1 | 30 | 30 | 30 | 30 |
| α2 | 33.24 ± 6.16a | 6.57 ± 3.00b | 40.26 ± 5.24a | 13.0 ± 4.03b |
| Eggshell thickness (μm)3 | 350.11 ± 27.75a | 324.49 ± 35.44b | 368.68 ± 23.95a | 342.95 ± 41.28b |
| Eggshell weight (g) | 5.51 ± 0.50a | 5.10 ± 0.74b | 5.88 ± 0.46a | 5.53 ± 0.75b |
| Eggshell strength (kg/cm2) | 2.87 ± 0.66a | 2.38 ± 0.78b | 3.65 ± 0.78a | 3.02 ± 0.74b |
| Egg weight (g) | 61.32 ± 4.46 | 62.32 ± 5.51 | 54.60 ± 3.62 | 55.01 ± 3.10 |
| Egg yolk weight (g) | 17.82 ± 1.47 | 18.43 ± 1.74 | 16.07 ± 3.30 | 16.60 ± 1.34 |
| Egg albumen height (mm) | 6.18 ± 1.14 | 6.03 ± 1.01 | 6.43 ± 1.16 | 6.33 ± 1.77 |
| Egg yolk color | 7.91 ± 0.79 | 7.85 ± 1.21 | 9.32 ± 0.59 | 9.31 ± 0.78 |
| Haugh unit | 75.67 ± 7.50 | 76.23 ± 11.09 | 81.15 ± 7.75 | 79.22 ± 12.30 |
| Egg shape index | 1.36 ± 0.08 | 1.35 ± 0.07 | 1.35 ± 0.08 | 1.35 ± 0.06 |