| Issue |
E3S Web of Conf.
Volume 381, 2023
International Scientific and Practical Conference “Development and Modern Problems of Aquaculture” (AQUACULTURE 2022)
|
|
|---|---|---|
| Article Number | 01037 | |
| Number of page(s) | 6 | |
| Section | Agriculture, River Ecosystems and Environment | |
| DOI | https://doi.org/10.1051/e3sconf/202338101037 | |
| Published online | 14 April 2023 | |
Influence of the age of the first insemination on the milk production of cows
Udmurt State Agrarian University, 1/1, University Str., 426034, Izhevsk, Russia
* Corresponding author: achkasovaeva@gmail.com
The article presents the results of milk productivity and quality indicators of milk, depending on the age of the first insemination. The results obtained showed that under the conditions of the Izhagroplem Research and Production Complex of the Izhevsk State Agricultural Academy, it is necessary to inseminate replacement heifers at the age of 14-15 months upon reaching a live weight of 545 kg, which will allow you to get the first calving at the age of 23-24 months.
Key words: Dairy cattle breeding / cows / milk productivity / calving
© The Authors, published by EDP Sciences, 2023
This is an Open Access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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