Abdul Samik, Abdul
Bagian Klinik Hewan, Fakultas Kedokteran Hewan, Universitas Udayana, Bali

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Journal : Ovozoa: Journal of Animal Reproduction

Polip endometrium pada sapi bunting tua Yusuf, Anang; Widiyatno, Thomas Valentinus; Samik, Abdul
Ovozoa: Journal of Animal Reproduction Vol. 10 No. 1 (2021): Ovozoa: Journal of Animal Reproduction
Publisher : Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/ovz.v10i1.2021.25-31

Abstract

The current report describes acute death in 8.5 months pregnant cow, which no signs of illness before. Postmortem examination showed the presence of gastric bloat. Necropsy revealed no change in the viscera, but yellow and cloudy nodules were found on the endometrial wall, amniotic fluid mixed with blood, blood clots in the inner cervical canal, pneumonia in the lungs. Meanwhile, the anatomical condition of the fetus was normal. It could be concluded that the cow's sudden death was due to late pregnancy, causing high tension that triggers rupturing of the polyp blood vessels. The deep vein thrombosis due to late pregnancy causes pulmonary emboli and subsequent pneumonia.
Correlation of parity and age to services per conception, conception rate, and gestation length in Holstein Friesian cross cows Ulfah, Norma Amalia; Samik, Abdul; Hariadi, Mas'ud; Suprayogi, Tri Wahyu; Hidanah, Sri
Ovozoa: Journal of Animal Reproduction Vol. 11 No. 1 (2022): Ovozoa: Journal of Animal Reproduction
Publisher : Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/ovz.v11i1.2022.9-14

Abstract

Small farmers dominate dairy farming in Indonesia, and the average productivity is low. The contribution of domestic production only reaches about 23% of the total national milk consumption needs as a source of human nutrition. This study was aimed to identify the relationship between cow's parity and  age to services per conception (S/C), conception rate (CR), and gestation length (GL) of Holstein Friesian (HF) cross dairy cows. Data of this study consisted of primary data obtained from farmers interview, and secondary data from the Cooperative Unit of Argopuro village, Krucil, Probolinggo. Sample size was 200 cows, which was 10% of the total population. Data were analyzed for correlation and linear regression using the Statistic Package and Service Solution (SPSS) software version 20 (IBM Corp., USA) at a 95% confidence level. The average S/C, CR, and GL were 2.55 ± 1.57, 21%, and 278.19 ± 11.92 days, respectively. There was no significant correlation (p >0.05) between the parity with S/C, CR, and GL and the age with CR and GL. The only significant correlation (p <0.05) was between the age and S/C. Regression of S/C based on age followed the equation S/C = 0.104 + 0.407*age, with a correlation coefficient and determination coefficient of 0.733 and 0.538, respectively. It could be concluded that S/C could be predicted based on the age of the cows.
pH and ferning score of cervical mucus related to gestation and calf gender of Holstein Friesian crossbreed cows Ferdiansyah, Muhammad Billy; Hamid, Iwan Sahrial; Hermadi, Herry Agus; Samik, Abdul; Hernawati, Tatik
Ovozoa: Journal of Animal Reproduction Vol. 11 No. 1 (2022): Ovozoa: Journal of Animal Reproduction
Publisher : Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/ovz.v11i1.2022.22-26

Abstract

This study aimed to compare the ferning score based on the pH of the cervical mucus and its relation with gestation and the calf gender of cows. Ten Holstein Friesian crossbreed cows which were detected in estrus and about to be artificially inseminated, were used for this study. Sample of cervical mucus was collected using Metricheck for pH and ferning observations. Pregnancy diagnosis was conducted two months after insemination, and the gender of the calves was recorded at parturition. This study indicated that cervical mucus pH did not affect the ferning characteristics, ferning score, and pregnancy of cows. However, higher ferning scores tended to result in the pregnancy of cows. Also, alkaline pH tended to result in male calves and vice versa. Further study is needed with a more significant number of samples related to the application of ferning display as an indicator of estrus to obtain a higher pregnancy rate.