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Table 2 Reproductive performance (in terms of prolificacy, weaned piglets and preweaning mortality) of lactating sows in the current cycle considering the different feed intake patterns

From: Feed intake patterns of modern genetics lactating sows: characterization and effect of the reproductive parameters

Period

Pattern

SEM

P-value

1-HH

2-MH

3-HM

4-MM

5-LL

No. of sows

407

254

195

161

41

  

Total born

16.5

16.9

16.4

16.8

16.7

1.14

0.80

Born alive

14.7

14.8

14.7

14.5

13.2

0.72

0.14

Stillborn

1.23bc

1.53bc

1.07c

1.65b

2.68a

0.55

0.01

Mummified

0.59

0.54

0.66

0.59

0.81

0.19

0.62

%Stillborn + Mummified

10.1b

11.3b

9.77b

13.1b

20.3a

3.37

< 0.01

Weaned

11.5a

11.0b

10.9b

10.9b

9.99c

0.71

< 0.01

PWM (%)1

15.9

14.9

15.8

15.9

16.9

2.69

0.20

  1. SEM: standard error of the mean
  2. a-cMeans within a group with different letters are different (P < 0.05)
  3. 1PWM: preweaning mortality