Role of high quality feed supplement additional to the success of artificial insemination using sexing semen on Limousin Crossbred Cow

The success of artificial insemination must be supported by a balance nutrients for livestock. AI combined with sexing produces offspring according to wishes the breeder. This study aims determine increase in concentration on Artificial Insemination using frozen semen sexing. research was conducted at people's beef cattle farm, Sumber Pucung District, Malang Regency. limousine crosser used 30 cows. Cattle aged 1.8 – 5 years BCS 3-5 (score 1-9) Treatment T0 : usual feed given farmers (Control). T1: Control+HQFS. Parameters NRR-1, NRR-2, Conception Rate (CR), Pregnancy (PR). additional feeding concentrate did not significantly affect reproductive parameters. results showed that NRR-1 and NRR-2 were 80% 73.33%, respectively. while T1 it 73.3% 66.67%. CR both treatments 26% PR 33%. Insufficient consumption all based NRC requirement data, dry matter respectively 6.6 7.3 Kg/head/day, Protein 0.36 0.3 Kg/head/day TDN 3.08 3.20. kg/head/day.