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Correlation between qualitative indicators of Holstein sire′s semen

Publish Year: 1396
Type: Journal paper
Language: English
View: 106

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JR_SJZ-6-11_004

Index date: 21 August 2022

Correlation between qualitative indicators of Holstein sire′s semen abstract

The differences of sperm performance parameters of sires related to their age and determined, regression analysis between the main quantitative and qualitative indicators of sperm performance of bulls of high producing dairy breeds and indicators of sperm was carried out. Analysis of indicators of sperm performance of sires of Holstein breed showed that with age the average volume of semen increased by 19 %, sperm motility by 1.3 %, concentration of sex cells by 8.7 %, amount of semen doses obtained 25 %, and the number of rejected semen doses decreased by 8.0 %. Also with the age parameters of bulls’ sex cells increased by 17 %, resistance by 4.7 %, survival of spermatozoa by 11.5 %.

Correlation between qualitative indicators of Holstein sire′s semen Keywords:

Correlation between qualitative indicators of Holstein sire′s semen authors

Alzhan Shamshidin

All-Russian Research Institute of Animal Husbandry, LK Ernst, Moscow, Russian Federation

Orinbassar Alshinbaev

Auezov South Kazakhstan State University, South-Kazakhstan Region, Kazakhstan

Aidos Mussabekov

Saken Seifullin Kazakh Agro Technical University, Astana, Akmola Region, Kazakhstan