Table 4 Effect of DON on sow reproductive performance

 Gestation length, days

114.53

1.13

115.13

1.06

115.07

1.68

0.99

 Duration of farrowing, minutes ^a

448

190

454

138

517

208

0.54

 Time interval between birth of each piglet, minutes ^a

33

25

34

22

36

18

0.74

 Total born, n

16.9

5.1

15.9

4.0

15.4

4.7

0.67

 Born alive, n

15.3

4.5

14.7

3.3

13.6

4.2

0.56

 Weaned, n

11.6

2.1

12.9

0.9

11.0

2.1

0.34

 Sows returning to heat at 5 days after weaning, n ^b

13

–

14

–

11

–

–

 Conceptions at first subsequent service, n ^b

10

–

12

–

9

–

–

 Born alive subsequent litter, n

16.9

3.0

15.3

4.2

14.7

2.6

0.33