Parameter

Control

0% PP

T1

1% PP

T2

2% PP

T3

4% PP

DMD

68.38 ± 0.43^a

67.10 ± 0.62^a

66.40 ± 0.69^b

65.32 ± 0.37^c

OMD

67.70 ± 1.04^a

66.80 ± 0.68^a

66.30 ± 0.37^a

66.10 ± 0.56^a

CPD

63.5 ± 0.87^c

71.7 ± 0.71^a

69.2 ± 0.49^b

68.3 ± 0.89^b

EED

60.4 ± 0.43^b

61.9 ± 0.68^b

61.5 ± 0.57^b

63.8 ± 0.69^a

CFD

59.4 ± 0.59^a

59.1 ± 0.17^a

56.3 ± 0.37^b

54.6 ± 0.31^c

NFED

74.7 ± 0.44^a

74.8 ± 0.21^a

73.7 ± 0.74^a

72.3 ± 0.69^b

TDN¹

69.17 ± 0.44^a

69.72 ± 0.91^a

69.15 ± 0.64^a

68.68 ± 0.56^a

DE²

3.049 ± 0.131^a

3.074 ± 0.032^a

3.048 ± 0.028^a

3.028 ± 0.023^a

ME³

2.500 ± 0.137^a

2.520 ± 0.169^a

2.499 ± 0.102^a

2.482 ± 0.056^a