| Canada: 2003- 3rd quarter (Number of herds= 48) | ||||
| Measurement | Mean | Upper 10 percentile | Lower 10 percentile | |
| Average female inventory | 770.61 | 1605.5 | 174.2 | |
| Average parity | 2.85 | 3.6 | 2 | |
| Replacement rate | 48.88 | 34.2 | 67.4 | |
| Culling rate | 40.98 | 25.7 | 57.5 | |
| Death rate | 7.78 | 2.9 | 12 | |
| Ave parity of culled sows | 5.17 | 7 | 3.9 | |
| Average gilt pool inventory | 30.68 | 75.5 | 0 | |
| Ave non-productive sow days | 57.72 | 37.3 | 74.8 | |
| Percent repeat services | 10.26 | 3.8 | 18.2 | |
| Percent multiple matings | 84.25 | 98.6 | 57 | |
| Entry - 1st service interval | 23.17 | 0 | 46.4 | |
| Percent sows bred by 7 days | 88.04 | 93.2 | 80 | |
| Weaning - 1st service interval | 7.48 | 5.7 | 8.9 | |
| Ave parity of farrowed sows | 3.84 | 4.7 | 3.2 | |
| Average gestation length | 115.13 | 116 | 114 | |
| Farrowing interval | 148.23 | 142 | 159 | |
| Farrowing rate | 79.75 | 88.3 | 68.3 | |
| Average total pigs per litter | 11.92 | 12.8 | 11.1 | |
| Average pigs born alive/litter | 10.84 | 11.6 | 10.2 | |
| Average stillborn pigs | 0.87 | 0.5 | 1.2 | |
| Average mummies per litter | 0.24 | 0.1 | 0.4 | |
| Percent less than 7 born live | 9.14 | 5.3 | 13.4 | |
| PWM for farrowed and weaned | 12.09 | 8.5 | 15 | |
| Old lits / mated female / year | 2.25 | 2.43 | 2 | |
| Litters / mated female / year | 2.37 | 2.51 | 2.21 | |
| Litters / female / year | 2.28 | 2.43 | 2.14 | |
| Pigs weaned per litter weaned | 9.67 | 10.5 | 8.7 | |
| Pigs weaned per sow | 9.53 | 10.4 | 8.9 | |
| Average age at weaning | 20.37 | 22.7 | 17.7 | |
| Pigs wnd / mated female / yr | 22.64 | 25.8 | 20.5 | |
| Old pigs wnd / Inv. female / y | 20.98 | 24.4 | 18.2 | |
| Pigs wnd / female / year | 21.8 | 25.1 | 19.1 | |
| Pigs weaned / lifetime female | 46.31 | 64 | 34 | |