Table 2 Morphological data of 225 days old fetuses from experimental matings

N

8

5

13

3

1

4

Average Fetus weight (kg)

20.74

19.02

20.08

19.15

17.90

18.84

0.141

Standard deviation

0.84

1.71

1.47

0.51

-

0.75

Av. Crown – rump length (cm)

74.75

73.80

74.39

75.67

74.00

75.25

0.570

Standard deviation

1.98

1.30

1.76

3.06

-

2.63

Av. Chest circumference (cm)

51.38

49.80

50.77

56.00

55.00

55.75

0.004

Standard deviation

1.60

1.64

1.74

1.00

-

2.86