Table 3 Number of cows at first examination 21 to 35 days post partum and 14 days later with uterine size (under 1 hand/pelvic/abdominal-delimitable/abdominal-not delimitable) of treatment groups A, B and C. A is (PGF_2α + E2), B is placebo and C is PGF_2α alone.

under 1 hand

A

58

84

B

47

64

C

49

61

pelvic

A

70

46

B

62

46

C

46

29

abdominal-delimitable

A

11

0

B

13

1

C

9

3

abdominal-not delimitable

A

4

0

B

3

1

C

7

3

Total

379

336

Data missing

4

47