Abstract:
Proc. Aust. Soc. Anim. Prod. Vol. 16 THE REPRODUCTIVE PERFORMANCE AND BODY CONDITION OF SOWS AS RELATED TO PARITY E.B. GREER*, JANE LEIBHOLZ**, D.I. PICKERING*, W.L. BRYDEN** and R.E. MACOUN*** The reproductive performance and body condition three commercial piggeries in Central Western New South period, with recordings from 1200 litters. Days from in the table are given only for sows conceiving within Table 1 of 380 sows Wales over weaning to 25 days of were measured in 'an 18-month effective service weaning. Body condition and performance of sows over six parities * Agricultural Research and Veterinary Centre, Orange, N.S.W. 2800 ** Dept of Animal Husbandry, University of Sydney, Camden, N.S.W. 2570 ***Roche Products Pty Ltd, Dee Why, N.S.W. 2099 EFFECT OF SUPPLEMENTING SOWS WITH BIOTIN ON THE MAINTENANCE OF HOOF INTEGRITY AND ON SCALINESS OF THE BODY E.B. GREER*, JANE LEIBHOLZ**, W.L. BRYDEN**, D-1. PICKERING* and R.E. MACOUN*** has also been on three comThe claws and 12 months and claw lesions Biotin deficiency is one of the causes of lameness in sows. It associated with skin condition. In the present trial, half the sows mercial piggeries received a supplement of 500 i-19 biotin/kg of diet. scaliness of the skin of the 380 sows were inspected three times over the results are shown in Table 1. The biotin supplement reduced the on two of the three farms, but had no effect on skin scaliness. Table 1 Claw lesion and skin scaliness scores of sows fed diets supplemented with 0 or 500 pg biotin/kg diet 412
