G₁

G₂

G₃

G₄

G₅

At the beginning of lactation

1^st pregnancy

61.00 ± 1.73^a.1

66.87 ± 2.57^a.1

66.50 ± 3.22^a.1

66.25 ± 3.30^a.1

62.12 ± 1.97^a.1

2^nd pregnancy

61.00 ± 1.77^a.1

66.62 ± 2.48^a.1

66.87 ± 3.08^a.1

66.00 ± 2.73^a.1

62.12 ± 1.89^a.1

Mid of lactation

1^st pregnancy

70.62 ± 0.62^a.1

61.25 ± 2.16^a.1

66.87 ± 2.30^a.1

75.62 ± 10.32^a.1

73.75 ± 2.39^a.1

2^nd pregnancy

70.37 ± 0.74^a.1

61.62 ± 1.97^a.1

69.37 ± 3.02^a.1

76.50 ± 8.92^a.1

74.25 ± 2.83^a.1

End of lactation

1^st pregnancy

74.00 ± 0.88^ab.1

67.50 ± 1.44^c.1

66.62 ± 2.10^c.1

82.50 ± 6.84^a.1

79.37 ± 2.77^a.1

2^nd pregnancy

73.50 ± 1.19^ab.1

68.00 ± 1.47^c.1

71.62 ± 2.82^ab.1

82.50 ± 6.66^a.1

79.8 ± 2.83^a.1