BODY WEIGHT OF JAVANESE SHEEP AND CROSSED WITH CHAROLAIS AND ST. CROIX RAMS

Abstract

Javanese sheep of Ganit (G) are known because of their superiority in short lambing interval and the nurrber of lamb bom. However, this breed has inferiority of low of milk production that in turn can lead to the low lamb body weight gain. This breed was crossed with Charollais sheep (M) from France to increase their milk production and with St. Croix sheep (H) from Virgin Island to increase the adaptability to hot environment. The results showed the birth weight of female single lamb of GG (pure Javanese sheep), HG (St. Croix cross) and MG (Charollais cross) were 3.04, 2.73 and 3.30 kg, respectively and 3.13, 3.56 and 3.48 kg for male lambs, and for female twin were 2.30, 2.00 and 2.26 kg and 2.23, 2.32 and 2.4 kg for male lambs and for female type of birth more than two lambs were 1.49, 1.61 and 1.71 kg and 1.50, 2.09 and 1.80 kg for male. Lamb weaning weight (90 days old) for GG, HG and MG respectively were 12.34, 12.40, and 17.21 kg
for female single lambs and 12.91, 17.08 and 19.27 kg for male single lamb, and for female twin lambs were 8.18, 10.92 and 10.53 kg and for male twins lambs were 11.52, 12.30 and 13.42 kg, while for type of birth more than two lambs were 12.70, 7.75 and 9.14 kg for female lambs and 12.04, 9.66 and 10.28 for male lambs. The yearling body weight of GG, HG and MG of single ewes were 19.43, 19.65 and 28.18 kg respectively, and 23.06, 42.46 and 42.78 kg for male, and for
twins ewes were 17.53, 19.68 and 22.79 kg and for rams were 22.64, 36.40 and 40.21 kg and for female type ofbirth Z 3 were 20.17, 15.20 and 21.84 kg and 20.15, 33.99 and 32.25 kg for male.