|
WMI groups in parity 1 (days)
|
Weaning-to-first-mating interval in subsequent parities (days)
|
|---|
|
0–3
|
4
|
5
|
6
|
7–20
|
21 or more
|
|---|
|
Percentages of sows (%)
|
|---|
|
Parity 2
|
|
0–3
|
21.4
|
45.5
|
19.3
|
2.9
|
8.1
|
2.8
|
|
4
|
9.1
|
60.5
|
19.3
|
2.7
|
6.3
|
2.1
|
|
5
|
3.9
|
32.2
|
48.9
|
5.6
|
6.7
|
2.7
|
|
6
|
3.0
|
25.8
|
46.5
|
11.3
|
9.5
|
3.9
|
|
7–20
|
5.1
|
31.5
|
36.2
|
8.4
|
14.6
|
4.2
|
|
21 or more
|
4.2
|
28.6
|
38.4
|
8.0
|
11.5
|
9.3
|
|
Parity 3
|
|
0–3
|
24.0
|
43.3
|
17.1
|
2.9
|
10.3
|
2.4
|
|
4
|
12.0
|
60.4
|
16.8
|
2.1
|
6.7
|
2.0
|
|
5
|
5.3
|
38.1
|
43.7
|
4.3
|
6.3
|
2.3
|
|
6
|
4.2
|
30.6
|
44.4
|
9.2
|
8.4
|
3.2
|
|
7–20
|
6.0
|
33.7
|
35.9
|
7.5
|
13.1
|
3.8
|
|
21 or more
|
4.9
|
29.4
|
36.6
|
8.6
|
12.0
|
8.5
|
|
Parity 4
|
|
0–3
|
22.0
|
46.2
|
17.7
|
2.5
|
9.2
|
2.4
|
|
4
|
11.7
|
60.4
|
17.6
|
2.2
|
6.3
|
1.8
|
|
5
|
6.1
|
40.2
|
40.9
|
4.1
|
6.3
|
2.4
|
|
6
|
4.6
|
32.0
|
44.9
|
7.5
|
8.0
|
3.0
|
|
7–20
|
7.1
|
37.9
|
33.9
|
6.9
|
11.0
|
3.2
|
|
21 or more
|
6.5
|
35.5
|
36.0
|
6.9
|
9.9
|
5.2
|
|
Parity 5
|
|
0–3
|
23.3
|
46.0
|
17.0
|
2.5
|
9.1
|
2.1
|
|
4
|
13.8
|
59.0
|
16.3
|
2.2
|
6.7
|
2.0
|
|
5
|
7.5
|
42.9
|
37.9
|
3.8
|
5.8
|
2.1
|
|
6
|
5.7
|
36.9
|
40.7
|
7.4
|
6.6
|
2.7
|
|
7–20
|
7.7
|
40.3
|
33.9
|
5.5
|
10.1
|
2.5
|
|
21 or more
|
7.2
|
37.2
|
35.9
|
6.9
|
8.3
|
4.5
|
|
Parity 6 or higher
|
|
0–3
|
22.7
|
46.9
|
19.0
|
2.4
|
7.2
|
1.8
|
|
4
|
13.4
|
59.1
|
18.4
|
2.0
|
5.4
|
1.7
|
|
5
|
7.9
|
42.9
|
38.8
|
3.8
|
4.9
|
1.7
|
|
6
|
6.0
|
35.1
|
42.7
|
7.2
|
6.8
|
2.2
|
|
7–20
|
8.4
|
39.1
|
34.9
|
5.9
|
9.4
|
2.3
|
|
21 or more
|
8.0
|
37.5
|
36.2
|
6.5
|
8.1
|
3.7
|
- aFrequency within a row totals 100%
