Basic Pig Biology

C b a s i c h u s b a n dr y a n d m a n a g e me n t

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Unformatted text preview: hulls. C . B a s i c H u s b a n dr y a n d M a n a g e me n t Somewha t a na logous to the beef industr y, the hog business c a n be br oken into sever a l segments: those tha t pr oduc e wea ned pigs r ea dy for feeding to ma r ket weight (the feeder pig industr y), the finishing industr y (the pig equiva lent of the feedlot industr y in beef c a ttle) a nd the fa r r ow to finish business (c ombines both; r a ise sows, r a ise pigs a ll the wa y to ma r ket). a ) The F eeder Pig Industr y: This is the equiva lent of the c ow- c a lf industr y. The business is r un a r ound a her d of sows, the pur c ha se of boa r s (or their semen), the fa r r owing of these sows a nd the sa le of wea ned pigs a t 40 to 50 pounds, r ea dy for the finishing unit. The goa l is to get sows to pr oduc e over two litter s (2. 3) ea c h yea r a nd wea n 10 hea lthy pigs. Sows a r e ‘ ha nd- ma ted’ (sows a r e pa ir ed with boa r s when in hea t, unlike pa stur e br eeding in sheep a nima lsc ie nc e 2.uc da vis.e du/a ns1/ha ndouts/swine .html 1/3 10/21/13 Ba sic Pig Biology a nd beef), usua lly to two differ ent boa r s. Dur ing gesta tion gilts will ga in 70- 80 lbs a nd sows 30- 40 lbs. Pr ior to enter ing the fa r r owing c r a te, sows a r e wa shed a nd often fed a br a n ma sh a s a la xa tive to a void c onstipa tion. After fa r r owing (la sting 30 min to 5 hr s), wa ter will be the only a va ila ble foodstuff for the fir st 24 hour s, with a fir st feeding of the la xa tive diet. Dystoc ia is unc ommon. Piglets need to be kept wa r m (85- 95 F ), with umbilic a l c or ds c lipped a nd dipped soon a fter bir th; ma king sur e piglets get c olostr um. Within the fir st 2 weeks of life needle teeth a r e c lipped, ta ils doc ked a nd ma les c a str a ted. B ec a use sow’ s milk (like most ma mma ls) is low in ir on, piglets a r e a lso given ir on in...
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This document was uploaded on 01/24/2014.

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