Results 11 to 20 of about 620,091 (310)

Associations Between Service Interval, Interval from First Service to Conception, Number of Services per Conception, and Level of Butterfat Production

open access: yesJournal of Dairy Science, 1959
Summary The interval from first service to conception decreases as the service interval increases from 0 to 127 days, at which it reaches a minimum. After a service interval of 127 days, the interval from first service to conception increases slightly as the service interval increases.
R.W. Touchberry   +2 more
openaire   +3 more sources

Factors Affecting Service Per Conception of Ongole Cross-breed Cattles in Tanjung Sari District

open access: yesJURNAL ILMIAH PETERNAKAN TERPADU, 2021
One of the parameters to see the reproductive performance of cattle is service per conception (S/C). The lack of information on important factors affecting S/C in Ongole Cross-breed (PO) cattles breeding underlies this research. The analysis in this research was linear regression using the MINITAB 16 application. The results of the research for service
Kunaifi Wicaksana, Dani Nur Arifin
openaire   +1 more source

Correlation of parity and age to services per conception, conception rate, and gestation length in Holstein Friesian cross cows

open access: yesOvozoa : Journal of Animal Reproduction, 2022
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 ...
Ulfah, Norma Amalia   +4 more
openaire   +3 more sources

Peningkatan Conception Rate dengan Inseminasi Buatan Menggunakan Semen Sexing Double Dosis pada Sapi Persilangan Ongole

open access: yesJurnal Ternak Tropika, 2019
Tujuan dari penelitian ini adalah untuk mengetahui peningkatan conception rate melalui insmeinasi buatan dengan menggunakan semen sexing double dosis pada sapi persilangan ongole.
Aulia Puspita Anugra Yekti   +3 more
doaj   +1 more source

Genetic Relationship of Body Energy and Blood Metabolites with Reproduction in Holstein Cows [PDF]

open access: yes, 2008
Body condition score (BCS), energy content (EC), cumulative effective energy balance (CEEB), and blood serum concentrations of glucose, beta-hydroxybutyrate (BHBA), and nonesterified fatty acids ( NEFA) were measured throughout first lactation in 497 ...
A. Tsiaras   +40 more
core   +1 more source

CONCEPTION RATE DAN SERVICE PER CONCEPTION PADA SAPI BALI HASIL INSEMINASI BUATAN DI KABUPATEN SUMBAWA BARAT TAHUN 2017

open access: yesOvozoa : Journal of Animal Reproduction, 2020
The study was conducted to know Conception Rate and Service per Conception of  Bali cattle acceptors in west Sumbaw district. Data were collected fot the periode of January to September 2017 from inseminator in west Sumbawa district. The data were taken by primary and secondary data.
Deskayanti, Asih   +5 more
openaire   +3 more sources

The Effect of Inseminator Performance on The Success of Artificial Insemination in Friesian Holstein Crosbred Cows [PDF]

open access: yesBIO Web of Conferences
The study aims to determine the effect of inseminator performance on the success of artificial insemination of Friesian Holstein crossbred cows. In this study, the eight inseminators were observed with the criteria: at least 1 year of AI experience, a ...
Mahbubiy Ayatullah Rohul   +3 more
doaj   +1 more source

Success rate of artificial insemination, reproductive performance and economic impact of failure of first service insemination: a retrospective study

open access: yesBMC Veterinary Research, 2022
Background A retrospective cohort study using a 10 year artificial insemination (AI) and cow reproductive performance data was conducted to study the success rate of AI; associations between effectiveness of AI and breed, AI season and, number of service
Belege Tadesse   +3 more
doaj   +1 more source

Study the effect of number of parturitions on the measurements of reproductive performance of dairy cows

open access: yesKufa Journal for Veterinary Medical Sciences, 2014
This study is conducted in Latifiya station for dairy cows in south east of Baghdad. Which have Holstein and Friesian and cross breed among them, from the first of April 2012 until the first of August 2014.
Mohammad Y. Mahmood   +2 more
doaj   +1 more source

Genetic evaluation of reproduction performance of Jersey × Red Sindhi crossbred cows [PDF]

open access: yesVeterinary World, 2016
Aim: The present investigation was undertaken to study the reproduction performance and effect of non-genetic factors on reproduction performance of Jersey crossbred cows. Materials and Methods: Data on 355 Jersey crossbred cattle maintained at the Post-
S. Vinothraj   +4 more
doaj   +1 more source

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