Table 1.

Selected descriptive characteristics for good (≥ 85%) and low (< 85%) farrowing rate (FR) herds from a herd evaluation completed on 30 commercial sow herds in Ontario

Parameter	Good FR herds	Low FR herds
Farrowing rate	87.3%	76.2%a
Average number of sows in herd	392	642
Average percent purebred sows in herd	2.5	15.2
Percent farrow-to-finish herds	83	50
Percent farrow-to-feeder herds	0	8
Percent farrow-to-wean herds	17	42

^aSignificantly different at a level of P < 0.05.