[Abdullahpour R., Moradi Shahrbabak M., Nejati-Javaremi A., Vaez Torshi - zi R., Mrode R. (2013). Genetic analysis of milk yield, fat and protein content in Holstein dairy cows in Iran: Legendre polynomials random regression model applied. Archiv. Tierzucht., 48: 497-508.]Search in Google Scholar
[Bakhtiarizadeh M.R., Moradi Shahrbabak M. (2010). An estimation of the lactation curve parameters through incomplete gamma function andadetermination of the genetic relationship between these parameters and udder traits, in Holstein population of Iran (in Persian). J. Iranian Anim. Sci., 41: 1-10.]Search in Google Scholar
[Berry D.P., Buckley F., Dillon P., Evans R.D., Rath M., Veerkamp R.F. (2003). Genetic relationships among body condition score, body weight, milk yield and fertility in dairy cows. J. Dairy Sci., 86: 2193-2204.]Search in Google Scholar
[Berry D.P., Buckley F., Dillon P., Evans R.D., Rath M., Veerkamp R.F. (2004). Genetic relationships among linear type traits, milk yield, body weight, fertility and somatic cell count in primiparous dairy cows. Irish J. Agr. Food Res., 43: 161-176.]Search in Google Scholar
[Bohlouli M., Shodja J., Alijani S., Eghbal A. (2013). The relationship between temperature- humidity index and test-day milk yield of Iranian Holstein dairy cattle using random regression model. Livest Sci., 157: 414-420.]Search in Google Scholar
[Brotherstone S. (1994). Genetic and phenotypic correlations between linear type traits and production traits in Holstein-Friesian dairy cattle. Anim. Prod., 59: 183-187.]Search in Google Scholar
[Campos R.V., Cobuci J.A., Costa C.N., Neto J.B. (2012). Genetic parameters for type traits in Holstein cows in Brazil. R. Bras. Zootec., 41: 2150-2161.]Search in Google Scholar
[Costa C.N., Cobuci J.A., Freitas A.F., Teixeira N.M., Barra R.B., Valloto A.A. (2005). Genetic parameters for type traits of Brazilian Holstein cattle. Proc. 56th Annual Meeting of the EAAP.]Search in Google Scholar
[De Groot B.J., Keown J.F., Van Vleck L.D., Marotz E.L. (2002). Genetic parameters and responses of linear type, yield traits, and somatic cell scores to divergent selection for predicted transmitting ability for type in Holsteins. J. Dairy Sci., 85: 1578-1585.]Search in Google Scholar
[De Roos A.P.W., Harbers A.G.F., De Jong G. (2004). Random herd curves inatest-day model for milk, fat, and protein production of dairy cattle in the Netherlands. J. Dairy Sci., 87: 2693-2701.]Search in Google Scholar
[Hammami H., Rekik B., Soyeurt H., Ben Gara A., Gengler N. (2008). Genetic parameters for Tunisian Holsteins usingatest-day random regression model. J. Dairy Sci., 91: 2118-2126.]Search in Google Scholar
[Jakobsen J.H., Madsen P., Jensen J., Pedersen J., Christensen L.G., Soren- sen D.A. (2002). Genetic parameters for milk production and persistency for Danish Holsteins estimated in random regression models using REML. J. Dairy Sci., 85: 1607-1616.]Search in Google Scholar
[Larroque H., Ducrocq V. (1999). An indirect approach for the estimation of genetic correlations between longevity and other traits. Proc. 4th International Workshop on Genetic Improvement of Functional Traits in Cattle. Interbull Bulletin, 21, Jouy-en-Josas, France, pp. 128-135.]Search in Google Scholar
[Larroque H., Ducrocq V. (2001). Relationship between type and longevity in the Holstein breed. Gen. Sel. Evol., 33: 39-59.]Search in Google Scholar
[Liu S.B., Huize T., Lu Y., Jianming Y. (2014). Genetic parameter estimates for selected type traits and milk production traits of Holstein cattle in southern China. Turk. J. Vet. Anim. Sci., 38: 552-556.]Search in Google Scholar
[Lund T., Miglior F., Dekkers J.C.M., Burnside E.B. (1994). Genetic relationships between clinical mastitis, somatic cell count, and udder conformation in Danish Holsteins. Livest. Prod. Sci., 39: 243-251.]Search in Google Scholar
[Meyer K. (2007). Wombat -aprogram for mixed model analyses by restricted maximum likelihood. User notes. J. Zhejiang Univ. Sci. B, 8: 815-821, Animal Genetics and Breeding Unit, Armidale.]Search in Google Scholar
[Meyer K., Brotherstone S., Edwards M.R., Hill W.G. (1987). Inheritance of linear type traits in dairy cattle and correlations with milk production. Anim. Prod., 44: 1-10.]Search in Google Scholar
[Miglior F., Muir B.L., Van Doormaal B.J. (2005). Selection indices in Holstein cattle of various countries. J. Dairy Sci., 88: 1255-1263.]Search in Google Scholar
[Mohammadi A., Alijani S. (2014). Estimation of genetic parameters and comparison of random regression animal and sire models of production traits in the first three lactation Iranian Holsteins. Biotech. Anim. Husb., 30: 261-279.]Search in Google Scholar
[Mohammadi A., Alijani S., Daghighkia H. (2014). Comparison of different polynomial functions in random regression model for milk production traits of Iranian Holstein dairy cattle. Ann. Anim. Sci., 14: 55-68.]Search in Google Scholar
[Muir B.L., Kistemaker G., Jamrozik J., Canavesci F. (2007). Genetic parameters foramultiple-trait multiple-lactation random regression test-day model in Italian Holsteins. J. Dairy Sci., 90: 1564-1574.]Search in Google Scholar
[Nemcova E., Stipkova M., Zavadilova L. (2011). Genetic parameters for linear type trait in Czech Holstein cattle. Czech J. Anim. Sci., 56: 157-162.]Search in Google Scholar
[Norman H.D., Powell R.L., Wright J.R., Cassell B.G. (1988). Phenotypic and genetic relationship between linear functional type traits and milk yield for five breeds. J. Dairy Sci., 71: 1880-1896.]Search in Google Scholar
[Pahlevan R., Moghimi Esfandabadi A. (2010). Study of production, reproduction and type traits ina Holstein population (in Persian). J. Anim. Sci. (Iran), 3: 1-12.]Search in Google Scholar
[Pérez- Cabal M.A., Alenda R. (2002). Genetic relationships between lifetime profit and type traits in Spanish Holstein cows. J. Dairy Sci., 85: 3480-3491.]Search in Google Scholar
[Pérez- Cabal M.A., Garcia C., Gonzales-Recio O. (2006). Genetic and phenotypic relationship among locomotion, type traits, profit, production, longevity and fertility in Spanish dairy cows. J. Dairy Sci., 89: 1776-1783.]Search in Google Scholar
[Pryce J.E., Esslemont R.J., Thompson R., Veerkamp R.F., Kossaibati M.A., Simm G. (1998). Estimation of genetic parameters using health, fertility and production data fromamanagement recording system for dairy cattle. J. Anim. Sci., 66: 577-584.]Search in Google Scholar
[Samore A.B., Rizzi R., Rossoni A., Bagnato A. (2010). Genetic parameters for functional longevity, type traits, somatic cell scores, milk flow and production in the Italian Brown Swiss. Italian J. Anim. Sci., 9: 145-152.]Search in Google Scholar
[Schaeffer G.B., Vinson W.E., Pearson R.E., Long R.G. (1985). Genetic and phenotypic relationships among type traits scored linearly in Holsteins. J. Dairy Sci., 68: 2984-2988.]Search in Google Scholar
[Sewalem A., Kistemaker G.J., Miglior F. (2004). Analysis of the relationship between type traits and functional survival in Canadian Holsteins usinga Weibull proportional hazards model. J. Dairy Sci., 87: 3938-3946.]Search in Google Scholar
[Shadparvar A.A., Yazdanshenas M.S. (2005). Genetic parameters of milk yield and milk fat percentage test day records of Iranian Holstein cows. J. Anim Sci., 9: 1231-1236.]Search in Google Scholar
[Sheikhloo M., Shodja J., Pirany N., Alijani S., Sayadnejad M.B. (2009). Genetic evaluation and calculating daughter yield deviation of bulls in Iranian Holstein cattle for milk and fat yields. Asian-Aust. J. Anim. Sci., 22: 611-617.]Search in Google Scholar
[Short T.H., Lawlor T.J., Lee K.L. (1991). Genetic parameters for three experimental linear type traits. J. Dairy Sci., 74: 2020-2025.]Search in Google Scholar
[Strabel T., Jamrozik J. (2006). Genetic analysis of production traits of Polish black and white cattle using large-scale random regression test-day models. J. Dairy Sci., 89: 3152-3163.]Search in Google Scholar
[Tapki I., Ziya Guzey Y. (2013). Genetic and phenotypic correlations between linear type traits and milk production yields of Turkish Holstein dairy cows. Greener J. Agri. Sci., 3: 755-761.]Search in Google Scholar
[Veerkamp R.F., Brotherstone S. (1997). Genetic correlations between linear type traits, food intake, live weight and condition score in Holstein dairy cattle. Anim. Sci., 64: 385-392.]Search in Google Scholar
[Wiggans G.R., Gengler N., Wright J.R. (2004). Type trait (co)variance components for five dairy breeds. J. Dairy Sci., 87: 2324-2330.]Search in Google Scholar
[Zavadilova L., Jamrozik J., Schaeffer L.R. (2005). Genetic parameters for test-day model with random regressions for production traits of Czech Holstein cattle. Czech J. Anim. Sci., 50: 142-154.]Search in Google Scholar
[Zink V., Stipkova M., Lassen J. (2011). Genetic parameters for female fertility, locomotion, body condition score, and linear type traits in Czech Holstein cattle. J. Dairy Sci., 94: 5176-5182.]Search in Google Scholar
[Zink V., Zavadilova L., Lassen J., Stipkova M., Lassen J., Vacek M., Stolc L. (2014). Analyses of genetic relationships between linear type traits, fat-to-protein ratio, milk production traits, and somatic cell count in first-parity Czech Holstein cows. Czech J. Anim. Sci., 59: 539-547. ]Search in Google Scholar
