Heritability estimates and genetic correlations of various production and reproductive traits of different grades of dairy cattle reared under subtropical condition
I Ali, S Muhammad Suhail… - Reproduction in Domestic …, 2019 - Wiley Online Library
Inheritance of economic traits and their genetic correlation was studied in different breeds
and their various grades (crossbred's cattle) under the subtropical condition. Data on …
and their various grades (crossbred's cattle) under the subtropical condition. Data on …
Genetic relationships between reproductive and production traits in Jersey crossbred cattle
I Roy, M Rahman, M Karunakaran, I Gayari, H Baneh… - Gene, 2024 - Elsevier
The study aimed to estimate the genetic parameters of different reproductive traits namely
age at first calving (AFC), calving interval (CI), days open (DO) and number of service per …
age at first calving (AFC), calving interval (CI), days open (DO) and number of service per …
Estimation of maternal and additive effect on reproduction and productive traits in Hardhenu cattle
DK Yadav, ZS Malik, A Magotra… - … in Domestic Animals, 2024 - Wiley Online Library
The study aimed to assess performance traits in Hardhenu cattle by analysing data from 445
animals born to 59 sires and 227 dams. The investigation focused on estimating (co) …
animals born to 59 sires and 227 dams. The investigation focused on estimating (co) …
Genetic parameters, breeding values and genetic trends for some productive and reproductive traits of Holstein cows in Egypt
TM Abdel-Hamid, KM El-Bayoumi… - Zagazig Veterinary …, 2017 - zvjz.journals.ekb.eg
This study aimed to estimate the genetic parameters (heritability and genetic correlation),
breeding value and genetic trends for some productive and reproductive traits of Holstein …
breeding value and genetic trends for some productive and reproductive traits of Holstein …
[PDF][PDF] Genetic parameters for first calving interval in beef cattle
M Brzáková, A Svitáková, Z Veselá… - Acta fytotechn …, 2016 - pdfs.semanticscholar.org
The aim of this study was to estimate genetic parameters for first calving interval in beef
cattle population of the Czech Republic. Database of performance testing of 64 thousand of …
cattle population of the Czech Republic. Database of performance testing of 64 thousand of …
Analysis of environmental and genetic factors influencing reproductive traits and calf survival to weaning in Tswana cattle selected for early growth traits
MI Keoletile, SD Mulugeta - International Journal of Livestock …, 2022 - academicjournals.org
The objective of this study was to determine the environmental and genetic factors affecting
reproductive traits and calf survival from birth to weaning in Tswana breed of cattle. Analyses …
reproductive traits and calf survival from birth to weaning in Tswana breed of cattle. Analyses …
Reproductive Performance of Lactating Holstein Cows as Influenced by Season of Calving and Parity Under Subtropical Conditions
AA El-Sherief, SM El-Komy, A Rashad… - Journal of Advanced …, 2022 - advetresearch.com
Normal lactation records of 1717 Holstein cows belong to commercial dairy farm covered a
period of 11 years from 1995 to 2005 were used in this study to evaluate the effects of …
period of 11 years from 1995 to 2005 were used in this study to evaluate the effects of …
[HTML][HTML] Genetic (Co) variance between Age from First to Third Calving and Milk Yield of Holstein Cows in the Tropics
JL Espinoza-Villavicencio… - Iranian Journal of …, 2019 - journals.iau.ir
A total of 245187 records of the first three lactations of 131126 Holstein cows in tropical
conditions were used to estimate the genetic (co) variance components between age at …
conditions were used to estimate the genetic (co) variance components between age at …
[PDF][PDF] Evaluasi Program Pemuliaan Berdasarkan Parameter Genetik dan Fenotipik Pada
SP Ongole - Jurnal Ilmu Produksi dan Teknologi Hasil Peternakan - academia.edu
ABSTRAK Stasiun lapang Sekolah Peternakan Rakyat Desa Sekaran Kecamatan Kasiman
merupakan salah satu tempat pengembangan sapi potong di Kabupaten Bojonegoro …
merupakan salah satu tempat pengembangan sapi potong di Kabupaten Bojonegoro …
GENETIC EVALUATION AND PRINCIPAL COMPONENTS ANALYSIS FOR MILK TRAITS IN HOLSTEIN FRIESIAN CATTLE
S Sanad, M Gharib - Egyptian Journal of Animal Production, 2021 - ejap.journals.ekb.eg
The aim of the current study was to estimate genetic principal components analysis for milk
traits of breeding value (BV) in Holstein Friesian (HF). A total number of 2067 records cow …
traits of breeding value (BV) in Holstein Friesian (HF). A total number of 2067 records cow …