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Table 1 Effect of milk supplementation, sex and parity class on piglets’ traits

From: Providing supplementary, artificial milk for large litters during lactation: effects on performance and health of sows and piglets: a case study

 

Treatment

Sex

Parity class

RSDa

P-values

 

SGb

CGc

Male

Female

A (1/2)

B (3/4)

C (5–9)

 

Group

Sex

Parity class

Bodyweight at birth, kg

1.34

1.29

1.34a

1.30b

1.32

1.34

1.30

0.26

0.170

0.004

0.606

Bodyweight at weaning, kg

7.83

7.81

7.86

7.77

7.92

7.90

7.64

1.54

0.145

0.257

0.292

Bodyweight gain, g/d

245.2

245.5

246.0

244.7

249.9

249.0

237.0

2.8

0.942

0.627

0.115

Number of piglets born

16.78

16.82

  

17.09

16.73

16.58

3.32

0.947

 

0.869

Number of piglets weaned

13.47a

12.36b

  

13.06

13.09

12.65

1.03

<.0001

 

0.196

Litter weight at birth, kg

21.92

21.14

  

21.19

22.01

21.38

4.26

0.318

 

0.723

Litter weight at weaning, kg

105.13a

96.75b

  

103.68a

102.98a

96.17b

11.08

0.001

 

0.026

  1. aRSD: residual standard deviation
  2. bSG: supplemented group
  3. cCG: control group
  4. *a,b: values within group, sex or parity class with different superscripts differ significantly at P < 0.05 t-test with Bonferroni correction