VolRC RAS scientific journal (online edition)
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Journal section "Breeding, selection and genetics of farm animals"

Selection Efficiency of First-Calf Heifers Using Various Index Scores in Ayrshire Dairy Cattle Herds

Romanova E., Tulinova O., Berezina V., Krysova E.

Volume 4, Issue 3, 2021

Romanova E.A., Tulinova O.V., Berezina V.V., Krysova E.V. Selection Efficiency of First-Calf Heifers Using Various Index Scores in Ayrshire Dairy Cattle Herds. Agricultural and Livestock Technology, 2021, vol. 4, no. 3. DOI: 10.15838/alt.2021.4.3.4 URL: http://azt-journal.ru/article/29093?_lang=en

DOI: 10.15838/alt.2021.4.3.4

Abstract   |   Authors   |   References
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  5. Koronets I.N. et al. Fixed and randomized factors of mixed linear models for predicting breeding value of producers by indicators of daughters’ milk production. In: Nauchnoye obespecheniye zhivotnovodstva Sibiri: materialy III mezhdunarodnoy nauchno-prakticheskoy konferentsii [Scientific Support of Animal Husbandry in Siberia: Materials of the 3rd International Scientific and Practical Conference]. Krasnoyarsk, 2019, pp. 164–167 (in Russian).
  6. Melnikova E.E. et al. Breeding index as an economic component of the basis of breeding work in dairy cattle breeding. Ekonomika sel'skokhozyaystvennykh i pererabatyvayushchikh predpriyatiy=Economy of Agricultural and Processing Enterprises, 2018, no. 8, pp. 29–33 (in Russian).
  7. Tulinova O.V. et al. Inbreed types of Airshire cattle of Russia. Izvestiya Nizhnevolzhskogo agrouniversitetskogo kompleksa: Nauka i vyssheye professional'noye obrazovaniye=Izvestia of the Lower Volga Agro-University Complex, 2021, no. 1 (61), pp. 260–278. DOI: 10.32786/2071-9485-2021-01-26 (in Russian).
  8. Romanova Е.А., Tulinova О.V. Breeding index modeling for airshire dairy cattle with application of exterior parameters. Vestnik Ul'yanovskoy gosudarstvennoy sel'skokhozyaystvennoy akademii=Vestnik of Ulyanovsk State Agricultural Academy, 2021, no. 1 (53), pp. 150–155. DOI: 10.18286/1816-4501-2021-1-150-155 (in Russian).
  9. Sergeev S.M., Tulinova O.V. Selektsionno-geneticheskaya statistika – VNIIGRZH [Breeding and Genetic Statistics – Russian Research Institute for Farm Animals Genetics and Breeding]. Certificate of state registration of ECM of RF, no. 2015663613. 2015 (in Russian).
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