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Journal : Animal Production

Appearances of Local Prolific Ewes in Semarang Regency Central Java Indonesia Setiatin, Enny Tantini; Sutiyono, Sutiyono; Samsudewa, Daud; Sutopo, Sutopo; Ondho, Yon Soepri
ANIMAL PRODUCTION Vol. 23 No. 2 (2021)
Publisher : Faculty of Animal Science, Jenderal Soedirman University in associate with the Animal Scientist Society of Indonesia (ISPI) and the Indonesian Association of Nutrition and Feed Science (AINI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20884/1.jap.2021.23.2.10

Abstract

The present study examined the quantitative and qualitative physical parameters of prolific local ewes in Bawen and Jambu districts, Central Java. We used purposive sampling to select and categorized 132 local, three-lambing ewes into three groups based on their prolific capacity: 66 single, 49 twins and 17 triplets. The data were subjected to analysis of variance using Chi-Square. The result showed that many quantitative properties of prolific ewes resembled those of fat-tailed sheep: thin tail, highly significant (P<0.01) compared to fat tails; straight face, highly significant (P<0.01); and fewer convex face and short body, significant (P<0.05) with a tall body in the non-prolific ewes. Few prolific ewes had big ears and black-white wool and significantly different (P<0.05) from the non-prolific ewes. Conclusively, local prolific ewes had a qualitative appearance more closely related to that of thin-tailed ewes, but greater quantitative performances than the non-prolific ewes.
Correlation Between Body Condition Score with Reproductive Disorders, Reproductive Performance, and Estrus Performance in Beef Cattle Afif, Mohammad Faiq Naufal; Samsudewa, Daud; Muktiani, Anis
ANIMAL PRODUCTION Vol. 25 No. 3 (2023)
Publisher : Faculty of Animal Science, Jenderal Soedirman University in associate with the Animal Scientist Society of Indonesia (ISPI) and the Indonesian Association of Nutrition and Feed Science (AINI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20884/1.jap.2023.25.3.211

Abstract

ABSTRACT. The aim of the study is to determine the relationship between body condition score with reproductive disorders, reproductive performance and estrus performance in beef cattle. Sixty beef cattle were used in this research. Body condition score (BCS), reproductive disorders, reproductive performance and estrus performance were measured in this research. Data were analyzed using correlation and simple linear regression. The results in this research showed that the relationship between BCS and reproductive disorders, condition of vulva, behavior, intensity of mucus and uterine erection had no significant effect (p 0.05) with the value of the regression equation and the correlation coefficient respectively Y = 4,964 - 0,57X and 0,12; Y = 2.235 + 0.14X and 0.26; Y = 1.788 + 0.89X and 0.153; Y = 2.343 - 0.12X and 0.23; Y = 1.352 + 0.1X and 0.198. BCS with Service per conception, Days open, Conception rate and Estrus post partum showed significant results (P 0.05) with the value of the regression equation and the correlation coefficient Y=2.266-0.201X and 0.35; Y = 107.35-3.56X and 0.33 and Y = 96.923-4.385X and 0.499; Y = 87,891 - 4,189X and 0,508. The conclusion of this study is that Body condition score has a significant effect on Service per conception, Days open, Conception rate and Estrus post partum.
Meta-Analysis of the Effects of Rumen Protected Choline Supplementation on Milk Production and Reproduction in Dairy Cows Prihantro, Yusuf Wili; Hartanto, Rudy; Samsudewa, Daud
ANIMAL PRODUCTION Vol. 27 No. 1 (2025)
Publisher : Faculty of Animal Science, Jenderal Soedirman University in associate with the Animal Scientist Society of Indonesia (ISPI) and the Indonesian Association of Nutrition and Feed Science (AINI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20884/1.jap.2025.27.1.277

Abstract

This study seeks to comprehensively assess the impact of Rumen Protected Choline (RPC) supplementation on key parameters in dairy cows, including dry matter intake, milk yield, milk fat and protein composition, first estrus, open days, and Service per Conception (S/C). This research utilizes a quantitative meta-analysis methodology to systematically evaluate and synthesize data. The treatment used is supplementation Rumen Protected Choline and the basal diet for control. Observed parameters include dry matter intake (DMI), milk yield (MY), milk fat content (MFC), milk protein content (MPC), service per conception (S/C), first estrus (FE), and open days (OD). The study went through five stages, namely database preparation, meta-analysis implementation, heterogeneity testing, summary effect testing, and publication bias measurement. Tools used include PDF software for filtering journals and data processing applications such as Microsoft Excel, OpenMEE Software, and Review Manager 5.4 for data interpretation. Based on the results of the meta-analysis, it is found that RPC supplementation significantly affects (p<0.05) the increase in milk production, milk protein content, and milk fat content. It is also capable of reducing S/C and open days, but it does not affect dry matter intake and first estrus. The findings of this study, derived from a meta-analysis, indicate that while RPC supplementation has no impact on feed intake, it significantly influences reproductive parameters.