Table 3 Effect of dietary CoQ10 supplementation on embryonic survival in sows in Exp. 1

No. of sows

14

14

12

11

-

-

-

-

BW at mating, kg

185.1^b

184.7^b

205.6^a

204.0^a

10.8

*

ns

ns

BW at 28 d, kg

198.9^b

198.4^b

217.4^a

216.0^a

10.2

*

ns

ns

ADG, g/d

492.4^a

490.9^a

423.0b

425.5^b

57.4

*

ns

ns

Conception rate, %

93.3

93.3

80.0

73.3

35.9

0.077

ns

ns

Plasma CoQ10, μmol/L

1.40^b

2.03^a

0.94^c

1.98^a

0.42

*

*

0.095

Embryo traits

 Copora lutea

21.0

20.4

19.5

20.6

3.80

ns

ns

ns

 Total embryo

17.6

17.6

14.5

16.8

3.32

*

ns

ns

 Alive embryo

16.9^a

17.2^a

13.3^b

16.4^ab

3.00

*

0.068

ns

 Embryonic mortality

4.1^b

3.2^b

6.2^a

4.3^ab

1.92

*

*

ns

 Non-viable embryos

0.64

0.43

1.17

0.45

0.76

ns

*

ns

 Embryonic survival, %

81.0^a

84.7^a

68.8^b

79.3^a

6.93

*

*

0.087

 Embryo weight

2.0

2.1

2.2

2.1

0.22

0.061

ns

ns

 Embryo weight CV, %

12.6^a

10.8^ab

12.6^a

10.0^b

2.06

ns

*

ns

 Embryo length

26.4

25.8

26.8

26.1

2.57

ns

ns

ns

 Embryo length CV, %

6.2

5.2

6.3

5.2

1.52

ns

*

ns