Influence of Addition Sweet Orange Essential Oil on Tris Yolk Extender to Quality of Post-Thawing Semen Simmental Cattle

Abstract

The long-term objective of the study was to determine the extent to which frozen semen quality of Simmental Cattle included percentage Motility, viability, membrane integrity and acrosome integrity which was given essential oils of sweet orange peel in tris yolk. at UPT-BIB Laboratory of North Sumatra Veterinary Services, Jalan Jend. Gatot Subroto Km. 7 No. 225 Medan. The research was conducted in June 2017. The material used in this research is fresh semen of Simmental Cattle, tris yolk extender and essential oils of the sweet orange peel. The experimental design used in the study was a complete non-factorial randomized design (RAL) with 4 treatments and 5 replications. The treatment given is the addition essential oils of the sweet orange peel of 0.25%, 0.5%, 0.75% and 1%. The results showed that the best treatment in the study was the addition 1% essential oils of sweet orange peel which can maintain the quality of Simmental semen before and after freezing (Post Thawing).

Keywords

• essential oil
• post-thawing
• simmental
• sweet orange
• tris yolk