Long Distance Shipping of In-Foal PMU Mares on Hold
The shipment of PMU (pregnant mare urine) mares from farms in the United States and Canada has been put on hold until after the foaling season, unless the shipping distance is very short.
The reason, says Nat Messer IV, DVM, University of Missouri, and a member of an advisory board created by Wyeth Industries in Brandon, Manitoba, is because the mares are in late-term pregnancy and



