The paper presents the approbation results of the program “Assessment of the breeding value of hogs using the BLUP method” developed by All-Russian Research Institute of Pedigree Breeding (VNIIplem) in cooperation with LLC “Selikom” (Ryazan). The authors show some factors affecting the breeding value of the animals and give the basic provisions of their genetic evaluation with the method of best linear undistorted prediction (BLUP). Comparative studies were carried out to check the accuracy of animal estimation using the BLUP method and the conventionally used method according to the “Procedure and conditions for the assessment of breeding pigs”. The study results confirmed the higher accuracy of the animal estimation using the BLUP method.