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.
Mature weights of cows depend on the breed. Smaller breeds of cattle such as Dexter and Jersey mature anywhere between 600 and 1000 lbs (or 272 kg to 454 kg).Large Continental breeds such as Charolais, Marchigiana, Belgian Blue and Chianina mature up to 1400 to 2500 lbs (or 635 kg to 1134 kg).ature weights of cows depend on the breed. Smaller breeds of cattle such as Dexter and Jersey mature anywhere between 600 and 1000 lbs (or 272 kg to 454 kg).