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Table 2 Sow performance, feed intake, and digestibility of sows during late gestation and in early and peak lactation

From: Net absorption and liver metabolism of amino acids and heat production of portal-drained viscera and liver in multiparous sows during transition and lactation

Item

DIM1

SEM

P-value

 

−10

−3

3

17

 

Feed intake, kg/d

3.32b

3.34b

2.66c

6.51a

0.12

< 0.001

Sow BW1, kg

262a

271a

244b

234b

52

< 0.001

Digestibility, g/100 g

 DM1

83.3b

83.3b

86.2a

79.8c

0.7

< 0.001

 GE1

82.5b

82.8b

86.1a

79.1c

0.8

< 0.001

 Nitrogen

83.4b

84.2b

89.0a

80.3c

0.8

< 0.001

 Fat

61.8a

63.7a

66.4a

53.2b

1.8

< 0.001

 Crude Fiber

68.7ab

66.4bc

74.8a

61.4c

2.2

0.003

  1. a–cWithin a row and within a main effect (DIM), means with different letters differ
  2. 1DIM days in milk; BW body weight; DM dry matter; GE gross energy