References
- Bene, S., Polgar, P. J., Szucs, M., Marton, J., Szabo, E., Szabo, F., 2022. Population genetic features of calving interval of the Limousin beef cattle breed in Hungary. Acta Veterinaria Hungarica, 70, 2, 113-120.
- Brzakova M., Citek J., Svitakova A., Vesela Z., Vostry L., 2020. Genetic parameters for age at first calving and first calving interval of beef cattle. Animals, 10, 2122.
- Cesarani, A., Gaspa, G., Masuda, Y., Degano, L., Vicario, D., Laurenco, D.A.L, Macciotta, N.P.P., 2020. Variance components using genomic information for 2 functional traits in Italian Simmental cattle: Calving interval and lactation persistency. J. Dairy Sci., 103, 5227-5233.
- Ciurescu E. 2020. Specialized breeds for meat production included in the pedigree register. www.anarz.eu
- Cortes, O., Carleos, C., Baro, J.A., Fernandez, M.A., Villa, J., Menendez-Buxadera, A., Canon, J., 2015. Realized genetic parameters of growth and reproductive traits after 25 years of selection in the Asturiana de Los Valles beef cattle breed. Actas Iberoamericanos de Conservacion Animal, 5, 78-86.
- Dickerson, G.E., 1970. Efficiency of animal production-Molding the biological components. Journal of Animal Science, 30,6,849-859.
- Grosu, H., Oltenacu, P.A., 2005. Breeding programs in Animal Husbandry. Ceres Publishing House Bucharest, RO.
- Gutierrez, J.P., Alvarez, I., Fernandez, I., Royo, J., Diez J., Goyache F., 2002. genetic relationships between calving date, calving interval, age at first calving and type traits in beef cattle. Livestock Production Science, 78, 215.
- Jimenez, J.M., Morales, R.M., Menendez-Buxadera A., Demyda-Peyras S., Laseca, N., Molina A., 2023. Estimation of the genetic components of Covariance and preliminary genome-wide association study for reproductive efficiency in Retina Beef Cattle. Animals, 13, 501, https://doi.org/10.3390/ani13030501.
- Keown, J.F., Everette, R.W., Empet N.B., Wandell, L.H., 1986. Lactation curves. Journal of Dairy Sciences 769-781.
- Khalili, M., Foroozandeh, A.D., Toghyani M., Ghalamkari GH., 2012. Reproductive performance by dairy cows fed supplemental chromium-methionine transition. African Journal of Biotechnology, 11, 95, 16029-16033.
- McGregor R.G., Casey N.H., 1999. Evaluation of calving interval and calving date as measures of reproductive performance in a beef herd. Livestock Production Science, 57, 181-191.
- Notter, D.R., Johnson, M.H., 1988. Simulation of genetic control of reproduction in beef cows. IV. Within herd breeding value estimation with pasture mating. Journal of Animal Science, 66, 2, 280-286.
- Olori V.E., Meuwissen T.H.E., Veerkamp R.F., 2002. Calving interval and Survival Breeding values as measures of cow fertility in a Pasture Based Production System with Seasonal Calving. J. Dairy Sci., 85, 689-696.
- Rice, V.A., 1942. Breeding and Improvement of farm animals. McGraw-Hill Book Company, Inc., New York, USA.
- Vesela, Z., Vostry, L., Svitakova, A., 2013 Genetic analysis of female fertility traits in beef cattle in the Czech Republic. Interbull Bulletin, 47, Nantes, France, 2013, August, 23-25.