Toto Toharmat
Department Of Animal Nutrition And Feed Technology, Faculty Of Animal Science, Institut Pertanian Bogor. Jl. Agatis, IPB University Campus Dramaga, Bogor 16680, West Java, Indonesia

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Pengaruh Level Penggunaan Sorghum bicolor-Indigofera zollingeriana yang Difermentasi (Sorinfer) terhadap Performa Domba Pejantan: Effect of Fermented Sorghum bicolor-Indigofera zollingeriana (Sorinfer) Inclusion Level on the Growth Performance of Rams M R Helmi; Toto Toharmat; Panca Dewi Manu Hara Karti
Jurnal Ilmu Nutrisi dan Teknologi Pakan Vol. 24 No. 1 (2026): Jurnal Ilmu Nutrisi dan Teknologi Pakan
Publisher : Departemen Ilmu Nutrisi dan Teknologi Pakan Fakultas Peternakan Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/jintp.24.1.54-58

Abstract

This study aimed to evaluate the effect of fermented Sorghum bicolor-Indigofera zollingeriana (Sorinfer) silage at distinct levels on the performance of local rams.  Studies were conducted over 7 weeks using 20 rams, with an initial body weight of 20,90±3,72 kg. Rams were divided into 5 treatments with 4 replicates, consisting of 100% field grass (P0),  75% P0 + 25% Sorinfer (P1), 50% P0 + 50% Sorinfer (P2), 25% P0 + 75% Sorinfer (P3), 100% Sorinfer (P4). Parameters measured were dry matter (DM), ash, crude protein (CP), crude fat (CF), crude fiber (CFi), total digestible nutrient (TDN), and daily weight gain. Data were analyzed using Analysis of Variance (ANOVA), and if a difference was detected, the Duncan Multiple Range Test was used.  Feed treatment had a significant effect (p<0,05) on DM, ash, CP, CF, CFi, TDN, and daily weight gain.  The finding is that using Sorinfer results in up to a 75% increase in intake of DM, ash, CP, CF, CFi, TDN, and daily weight gain.
The feeding behavior of dairy cattle under tropical heat stress conditions at smallholder urban farming Despal Despal; Claudia Faresty; Rika Zahera; Toto Toharmat
Biodiversitas Journal of Biological Diversity Vol. 23 No. 7 (2022)
Publisher : Society for Indonesian Biodiversity

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13057/biodiv/d230753

Abstract

Abstract. Despal, Faresty C, Zahera R, Toharmat R. 2022. Title The feeding behavior of dairy cattle under tropical heat stress conditions at smallholder urban farming. Biodiversitas 23: 3771-3777. Dairy cattle (Bos taurus) feeding behavior influences feed intake and affect animal welfare and disease management. This study observed dairy cattle feeding behaviors under tropical smallholder urban farming environments. Thirty-six cattle at the Kebon Pedes area of Bogor City were observed during 12 h feeding (6 am-6 pm). These traits included eating, ruminating, resting duration, and frequencies, measured using a continuous method. Temperature, humidity, temperature-humidity index (THI), feed and nutrient intake, milk production, and components were measured. The results showed that the cattle were in mild to severe heat stress. The average cow daily eating, ruminating, and resting frequencies were 6.61, 7.61, and 22.33 times, while the average eating, ruminating, and resting durations per cow per 12 h were 129.64, 105.67, and 484.69 minutes, respectively. The dry matter intake was 11.17 kg with a roughage to concentrate ratio of 0.73:1. The protein, ash, ether extract, and crude fiber intake were 10.25, 6.62, 3.67, and 22.08% DM, respectively. The average milk productions and fat contents were 11.01 L/head/d and 5.44%. The results showed that eating and ruminating levels correlated positively with feed, and CF intakes while resting correlated negatively. It was concluded that the cattle were in heat-stressed (THI of &gt;78) condition, reduced DM intake, and deficient in energy and CP, which led to lower milk production but higher milk components, specifically milk fat. It is recommended to improve forage quality that promotes eating and ruminating and reduces resting durations, improving milk production.