how much milk she gives, if she has been wormed, that she doesn't have any external parasites, that she doesn't have any infections, and that she doesn't have a record of being sickly, oh and ease of birth. that's all I can think of, good luck!
it also depends on the soil. if you have plenty of grass, and great soil, then you can go below the average 2 acres. if you have bad soil ( clay, sand) and grass doesn't grow well, then go above the average 2 acres. it also a nice idea to separate the pasture in half, or quarters and rotate the...
if you want a good quality, healthy pregnant jersey cow, expect to pay 2000 and up. 1600-1800 being the lowest you can get. and at that price the health,quality, and age of the cow is questionable. hope this helps!
I like the jersey cows. they are smaller than other breeds I know of, very gentle, and can give up to 4 gallons of milk a day! They are also known for their amazing grazing skills. these cows, in my opinion, are also very pretty.