1. Suprapto , Toleng AL, Yusuf M, Sahiruddinm , Masturi . Supplementation of Moringa (Moringa oleifera) seed extract in an extender on the quality of Bali bull semen. In : The 3rd International Conference of Animal Science and Technology; 2020 November 3–4; Makassar, Indonesia. IOP Conf Ser Earth Environ Sci. 2021. 788:p. 012143
https://doi.org/10.1088/1755-1315/788/1/012143
2. Sahiruddin , Widjiati , Madyawati SP, et al. The quality of Bali bull sexed sperms at different incubation time using egg white sedimentation method. In : The 3rd International Conference of Animal Science and Technology; 2020 November 3–4; Makassar, Indonesia. IOP Conf Ser Earth Environ Sci. 2021. 788:p. 012142
https://doi.org/10.1088/1755-1315/788/1/012142
3. Kapa MMJ, Henuk YL, Hasnudi , Suyadi . Contribution of local beef cattle production on farmer’s income in the dryland farming of Kupang Regency, Indonesia. International Conference on Agriculture, Environment, and Food Security; 2017 November 7–8, Medan, Indonesia. IOP Conf Ser Earth Environ Sci 2018; 122:012118
https://doi.org/10.1088/1755-1315/122/1/012118
4. Nugraha CD, Widodo N, Kuswati K, Suyadi S. The real potential of semen production of Bali bull: over year observation at Singosari National Artificial Insemination Center (SNAIC), Singosari-Indonesia. The 2nd International Conference on Environmentally Sustainable Animal Industry. E3S Web of Conf 2022; 335:00045
https://doi.org/10.1051/e3sconf/202233500045
5. Prasetyowati MH, Pradista LA, Widyas N, Prastowo S. Estimation of most probable producing ability of Bali cattle semen quality. International Conference on Livestock in Tropical Environment 2021 September 1–2; Surakarta, Indonesia IOP Conf Ser Earth Environ Sci 2021; 902:012008
https://doi.org/10.1088/1755-1315/902/1/012008
6. Patel GK, Haque N, Madhavatar M, et al. Artificial insemination: a tool to improve livestock productivity. J Pharmacogn Phytochem 2017; SP1:307–13.
8. Rehman F, Zhao C, Shah MA, Qureshi MS, Wang X. Semen extenders and artificial insemination in ruminants. Veterinaria 2013; 1:1–8.
12. Prastiya RA, Prastika Z, Andriyani A. Quality and morphometric characters of spermatozoa in two native bull (Pesisir and Rambon) in Indonesia; 2021 May 25; Malang, Indonesia. AIP Conf Proc 2021; 2353:030029
https://doi.org/10.1063/5.0052646
13. INSA (Indonesian National Standard Agency). Frozen semen– part 1: bovine bull. Jakarta, Indonesia: Indonesian National Standardized Agency; 2017.
14. Zhong HX, Li GG, Xiong F, et al. IVOS II versus Sperm Class Analyzer in the results of semen analysis. Zhonghua Nan Ke Xue 2019; 25:124–8.
15. Suyadi S, Herwijanti E, Septian WA, et al. Some factors affecting the semen production continuity of elite bulls: reviewing data at Singosari national artificial insemination center (SNAIC), Indonesia. In : The 4th Animal Production International Seminar; 2019 October 24–27; Malang, Indonesia.
17. Park SH, Yu IJ. Effect of antioxidant supplementation in freezing extender on porcine sperm viability, motility and reactive oxygen species. J Embryo Transf 2017; 32:9–15.
https://doi.org/10.12750/JET.2017.32.1.9
19. Wittayarat M, Panyaboriban S, Kupthammasan N, Otoi T, Chatdarong K. Effects of green tea polyphenols and α-tocopherol on the quality of chilled cat spermatozoa and sperm IZUMO1 protein expression during long-term preservation. Anim Reprod Sci 2022; 237:106926
https://doi.org/10.1016/j.anireprosci.2022.106926
20. Vladika MA, Warsito SH, Susilowati S, Hernawati T, Kurnijasanti R, Restiadi TI. Effect of addition of green tea extract (Camellia sinensis) in skim milk extender on spermatozoa quality of Sapudi sheep stored at cold temperatures. Ovozoa J Anim Reprod 2019; 8:116–21.
22. Khattak NBS, Khan H, Tunio MT, et al. Dose-dependent effect of green tea (Camellia sinensis) extract in the post-thawed fertility indicators of frozen bovine semen extender. Pakistan J Zool 2022; 54:647–56.
https://doi.org/10.17582/journal.pjz/20181230051216
23. Ahmed H, Jahan S, Khan A, et al. Supplementation of green tea extract (GTE) in extender improves structural and functional characteristics, total antioxidant capacity and in vivo fertility of buffalo (Bubalus bubalis) bull spermatozoa. Theriogenology 2020; 145:190–7.
https://doi.org/10.1016/j.theriogenology.2019.10.024
25. Prastiya RA, Rimayanti R, Munir MM, Nugroho AP. The protective impacts of α-tocopherol supplementation on the semen quality of Sapera goat preserved at 4°C. Trop Anim Sci J 2021; 44:261–6.
https://doi.org/10.5398/tasj.2021.44.3.261
27. Rabbani HR, Purwanto DA, Isnaeni I. Effect of guava powder addition on epigallocatechin gallate (EGCG) content of green tea and its antioxidant activity. J Farmasi dan Ilmu Kefarmasian Indonesia 2019; 6:85–90.
29. Xu YQ, Yu P, Zhou W. Combined effect of pH and temperature on the stability and antioxidant capacity of epigallocatechin gallate (EGCG) in aqueous system. J Food Eng 2019; 250:46–54.
30. Susilowati S, Sardjito T, Widodo OS, et al. Effect of green tea extract supplementation in the semen extender on post-thaw sperm quality of Simmental bulls. Philipp Vet Med 2018; 55:127–34.