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Table 4 Apparent ileal digestibilitly of CP and AA in distillers dried grains with solubles (DDGS) fed to pigs 1

From: Amino acid digestibility in low-fat distillers dried grains with solubles fed to growing pigs

 

Ingredients

  

Additional oil2

Item

Conventional DDGS

Low-fat DDGS, 7.5% fat

Low-fat DDGS, 6.9% fat

Low-fat DDGS, 7.5% fat with oil

Low-fat DDGS, 6.9% fat with oil

SEM

P-value

SEM

P-value

CP, %

71.8a

64.6b

66.1b

66.9b

68.0b

1.26

<0.01

1.54

<0.01

Indispensable AA, %

         

     Arg

81.8a

75.0b

76.9b

77.3b

75.5b

0.93

<0.01

5.88

<0.01

     His

78.0a

70.8b

71.9b

72.9b

70.3b

1.12

<0.01

1.08

<0.01

     Ile

75.6a

69.1b

69.3b

71.2b

67.8b

0.95

<0.01

1.00

<0.01

     Leu

85.4a

81.4b

80.2b

82.8b

81.2b

0.76

<0.01

0.69

<0.01

     Lys

62.2a

50.8b

56.1b

56.9b

51.4b

1.91

<0.01

1.51

<0.01

     Met

85.8a

82.8b

81.5b

83.7b

82.8b

0.68

<0.01

0.63

<0.01

     Phe

81.5a

77.2b

76.8b

78.5b

76.8b

0.75

<0.01

0.71

<0.01

     Thr

65.8a

59.9b

61.4b

63.6b

61.2b

1.30

<0.01

1.18

<0.01

     Trp

76.5a

70.8b

74.7b

74.1b

71.3b

1.23

<0.01

1.36

0.01

     Val

75.7a

69.8b

70.3b

71.4b

68.2b

0.95

<0.01

0.99

<0.01

     Mean

78.3a

72.8b

73.2b

74.9b

72.5b

0.85

<0.01

0.84

<0.01

Dispensable AA, %

         

     Ala

80.7a

76.5b

75.8b

77.9b

76.2b

0.89

<0.01

0.84

<0.01

     Asp

67.7a

62.3b

63.3b

65.1b

61.4b

1.13

<0.01

1.16

<0.01

     Cys

71.7a

63.4b

64.8b

67.1b

63.0b

1.60

<0.01

1.41

<0.01

     Glu

82.4a

77.4b

76.8b

78.7b

77.3b

0.96

<0.01

0.85

<0.01

     Gly

58.6a

48.5b

51.0b

51.6b

47.4b

2.13

<0.01

2.24

<0.01

     Pro

64.3

57.5

59.7

59.6

57.4

4.69

0.37

3.16

0.08

     Ser

73.4a

69.4b

70.0b

72.8b

72.0b

1.23

<0.01

1.02

0.34

     Tyr

82.3a

77.7b

77.6b

79.9b

78.5b

0.72

<0.01

0.72

<0.01

     Mean

74.3a

68.7b

69.0b

70.8b

68.7b

1.39

<0.01

1.30

<0.01

  Total AA

76.1a

70.5b

70.9b

72.7b

70.4b

1.10

<0.01

1.08

<0.01

  1. a,bMeans without a common superscript in the same row differ; pairwise comparison.
  2. 1Data are means of 8 observations.
  3. 2Orthogonal contrast comparing conventional DDGS and the 2 sources of low-fat DDGS with additional oil.