CALVING INTERVAL PADA SAPI BALI DI KABUPATEN PRINGSEWU
ABSTRACT: Research on calving
interval in Bali Cattles in Pringsewu Regency was held on December 2014 until
January 2015 with 5 inseminators, 110 Bali Cattles that had been inseminated
belong to 100 farmers. Purposes of this reserch were to know: 1) value calving
interval of Bali Cattles in Pringsewu Regency,
2) the factors and magnitude factors which disturb calving interval of
Bali Cattles in Pringsewu Regency. This research used sensus method, data
obtained was real data that present and accuread in Pringsewu Regency. Data was analyzed by logistic regression with
SPSS (Statistics Packet for Social Science) program. The results showed that calving interval of
Bali Cattle at Pringsewu Regency is 416.69 days. Factors that affect the value
of calving interval in Bali Cattle in Pringsewu Regency derived from
inseminator level factors that affect it are long thawing. Old thawing major
factors positively associated with 2,389. In addition, factors that affect the
value of calving interval at the farmer level is reason to raise as savings
associated negatively with huge factor 33.102, the formal education of farmers,
namely SD of 68%, middle 19%, and high schools 13% were positively associated
with large factor 8.467, layout cage positively associated with large factor
0.433, floor cage positively associated with large factor 21.705, spacious
cages associated negatively with huge factor 0.741, the age of weaning calves
were positively associated with a large factor of 0.081, the S/C is positively
associated with a large factor 17.665 , marriage is positively associated with
postpartum major factor of 0,965, reproductive status associated with major
negative factor of 187.890.
Keywords: Bali Cattle, Calving
Interval, Pringsewu Regency, Value
Penulis: Bastian Rusdi, Madi
Hartono, Sri Suharyati
Kode Jurnal: jppeternakandd160201