highly significantP≤ 0.05
EP40 and EM40 had highly significant (P≤ 0.05) positive association with r a , r c and r p with.
EP40 and EM40 had highly significant (P≤ 0.05) positive association with r a , r c and r p with.
The EBV of EP40 showed an increasing trend with a genetic gain of 1.87 eggs per generation.