HAILE, AYNALEM, B K JOSHI, WORKNEH AYALEQ, AZAGE TEGEGNE, AVTAR SINGH, and A K CHAKRAVARTY. 2011. “Prediction of First Lactation Milk Geld of Boran Cattle and Their Crosses With Holstein-Friesian in Central Ethiopia Using Multiple Regression and Principal Components Analysis”. The Indian Journal of Animal Sciences 78 (1). https://epubs.icar.org.in/index.php/IJAnS/article/view/3335.