Multicollinearity among morphometric traits in Madgyal sheep

DINESH KUMAR YADAV; REENA ARORA; ANAND JAIN

doi:10.56093/ijans.v88i5.80018

Authors

DINESH KUMAR YADAV Principal Scientist, ICAR-National Bureau of Animal Genetic Resources, Karnal, Haryana 132 001 India
REENA ARORA Principal Scientist, ICAR-National Bureau of Animal Genetic Resources, Karnal, Haryana 132 001 India
ANAND JAIN Principal Scientist, ICAR-National Bureau of Animal Genetic Resources, Karnal, Haryana 132 001 India

https://doi.org/10.56093/ijans.v88i5.80018

Keywords:

Madgyal sheep, Morphometric traits, Multicollinearity, Variance inflation factor

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References

Belsley D A, Kuh E and Welsch R E. 1980. Regression diagnostics: Identifying influential data sources of collinearity. 1st Edition, John Wiley and Sons, New York, pp. 292. DOI: https://doi.org/10.1002/0471725153

Bowerman B L and O’Connell R T. 1990. Linear statistical models: An applied approach. 2nd ed. Duxbury, Belmont, CA.

Malau-Aduli A E O, Aziz M A, Kojina T, Niibayashi T, Oshima K and Komatsu M. 2004. Fixing collinearity instability using principal component and ridge regression analyses in the relationship between body measurements and body weight in Japanese Black cattle. Journal of Animal and Veterinary Advances 3: 856–63.

Menard S. 1995. Applied logistic regression analysis. Sage University Paper Series on Quantitative Application in the Social Sciences, 07–106. Sage, Thousand Oaks, CA.

Myres R. 1990. Classical and modern regression with applications. 2nd ed. Duxbury, Boston, MA.

Pimentel E C G, Queiroz S A, Carvalheiro R and Fries L A. 2007. Use of ridge regression for prediction of early growth performance in crossbred calves. Genetics and Molecular Biology 30: 536–44. DOI: https://doi.org/10.1590/S1415-47572007000400006

Salako A E. 2006. Application of morphological indices in the assessment of type and function in sheep. International Journal of Morphology 24: 13–18. DOI: https://doi.org/10.4067/S0717-95022006000100003

Topal M and Macit M. 2004. Prediction of body weight from body measurements in Morkaraman sheep. Journal of Applied Animal Research 25: 97–100. DOI: https://doi.org/10.1080/09712119.2004.9706484

Yadav D K and Bhar L M. 2008. Robust model fitting in Muzaffarnagri sheep growth data under field conditions. Indian Journal of Animal Sciences 78(11): 1285–87.

Yadav D K, Arora R and Jain A. 2015. Sheep Genetic Resources of India: Madgyal Sheep. Monograph 91, ICAR-National Bureau of Animal Genetic Resources, Karnal, Haryana.

Yadav D K, Arora R and Jain A. 2016. Principal component analysis of body measurements based morphological structure of Madgyal sheep. Indian Journal of Animal Sciences 86(5): 568–71.

Yakubu A. 2009. Fixing collinearity instability in the estimation of body weight from morpho-biometrical traits of West African dwarf goats. Trakia Journal of Sciences 7(2): 61–66.

Zaitoun I S, Tabbaa M J and Bdourb S. 2005. Differentiation of native goat breeds of Jordan on the basis of morphostructural characteristics. Small Ruminant Research 56: 173–82. DOI: https://doi.org/10.1016/j.smallrumres.2004.06.011