The red blood cells will be replaced within a few weeks. You may donate whole blood once every 56 days, which allows plenty of time for your red cells to be replenished. Platelet (apheresis) donors may donate more frequently -- as often as once every seven days and up to 24 times per year.
An average beef animal weighs about 1200 (Â± 250) pounds and has a hanging hot carcass weight (HCW) of. about 750 (Â± 200) pounds. In general, freezer beef is sold using HCW as the basis.
The average Canadian beef-cow farm counts 61 head. Forty-eight percent of the beef-cow herd is now located on farms with more than 122 head. Large operations account for 13% of all beef cattle farms and are found in the 4 western provinces, where over two-thirds of Canada's breeding herds are located.