NRC [27]

GRRS [28]

Pastor et al. [14]

Reference diet¹

Experimental diets²

Lysine (Lys)

100

100

100

100

100 (5.01)

Methionine (Met)

42

37

38

49

57 (2.87)

Methionine + Cystine (Met + Cys)

72

71

74

74

87 (4.37)

Threonine (Thr)

74

67

65

65

77 (3.84)

Tryptophan (Trp)

18

16

17

17

20 (1.00)

Arginine (Arg)

110

108

106

106

124 (6.22)

Histidine (His)

32

32

34

41

48 (2.39)

Isoleucine (Ile)

73

69

68

69

81 (4.04)

Valine (Val)

82

-

79

79

93 (4.67)

Leucine (Leu)

109

112

110

122

143 (7.16)

Phenylalanine (Phe)

65

65

66

79

93 (4.67)

Phenylalanine + Tyrosine (Phe + Tyr)

122

118

118

139

163 (8.18)