| 2002
Breeding Herd Summary for Brazil |
|
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|
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| MEASUREMENT |
Mean |
Upper 10% |
Lower 10% |
|
|
| Average female inventory |
1156.3 |
2437.5 |
231 |
|
| Average parity |
2.75 |
3.5 |
1.97 |
|
| Replacement rate |
55.02 |
37 |
73.5 |
|
| Culling rate |
42.65 |
27.4 |
57.1 |
|
| Death rate |
5.45 |
2 |
9.26 |
|
| Ave parity of culled sows |
4.16 |
5.53 |
2.5 |
|
| Average gilt pool inventory |
67.5 |
151.9 |
3.3 |
|
| Ave non-productive sow days |
52.02 |
32.3 |
70.1 |
|
| Percent repeat services |
7.2 |
3.8 |
11.73 |
|
| Percent multiple matings |
80.04 |
100 |
0.2 |
|
| Entry - 1st service interval |
35.93 |
5.7 |
61.93 |
|
| Percent sows bred by 7 days |
90.59 |
94.43 |
84.44 |
|
| Weaning - 1st service
interval |
5.59 |
4.6 |
6.5 |
|
| Ave parity of farrowed sows |
3.66 |
4.33 |
3 |
|
| Average gestation length |
114.95 |
116 |
114 |
|
| Farrowing interval |
142.77 |
140 |
146 |
|
| Farrowing rate |
83.57 |
89.03 |
78 |
|
| Average total pigs per litter |
11.56 |
12.43 |
10.7 |
|
| Average pigs born
alive/litter |
10.74 |
11.43 |
10.1 |
|
| Average stillborn pigs |
0.55 |
0.3 |
0.8 |
|
| Average mummies per litter |
0.27 |
0.1 |
0.43 |
|
| Litters less than 7 born live |
222.39 |
511 |
41 |
|
| PWM for farrowed and weaned |
7.25 |
9.8 |
5 |
|
| Old lits / mated female /
year |
2.41 |
2.564 |
2.28 |
|
| Litters / mated female / year |
2.48 |
2.543 |
2.407 |
|
| Litters / female / year |
2.33 |
2.45 |
2.19 |
|
| Pigs weaned per litter weaned |
10.04 |
10.7 |
9.5 |
|
| Pigs weaned per sow |
9.96 |
10.63 |
9.4 |
|
| Average age at weaning |
19.86 |
21.5 |
17.8 |
|
| Pigs wnd / mated female / yr |
24.7 |
26.7 |
22.8 |
|
| Old pigs wnd / Inv. female /
y |
22.72 |
25.4 |
20.4 |
|
| Pigs wnd / female / year |
23.21 |
25.8 |
21.07 |
|
| Pigs weaned / lifetime female |
38.25 |
54 |
21 |
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