Basic Dairy Cattle Biology

Wea ning is usua lly a r ound 6 8 weeks a lthough

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Unformatted text preview: ed twic e a da y. Wea ning is usua lly a r ound 6- 8 weeks, a lthough solid food is a va ila ble fr om 7 da ys of a ge. b) Ra ising Repla c ements: The goa l is to pr oduc e a la r ge, fa st- gr owing heifer a t low c ost, r ea dy for la c ta tion a t a n ea r ly a ge. Usua lly fed gr a in a t 3- 4 lbs a da y up to 1 yea r , with fr ee- c hoic e ha y. Onc e br ed, a t a ppr ox 14 to 15 months, gr a in is usua lly not fed. Within 2 to 3 months of fr eshening, heifer s a r e moved in with the dr y c ows, who will be c a lving within 50 to 60 da ys. c ) Ma na ging The Milking Her d: Aver a ge la c ta tion is 305 da ys with a 60 da y dr y per iod. As la c ta tion begins gr a in (c or n, soybea ns, or by- pr oduc ts like c otton seed mea l, br ewer s gr a ins, c itr us pulp, fish mea l) is fed a t a ppr ox 2- 2. 5 lbs/100 lb body weight, with ha y a s...
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This document was uploaded on 01/24/2014.

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