VALIDATION OF TECHNIQUES USED IN PREDICTING CONSTANT FINISH ENDPOINT TRAITS FROM BEEF PERFORMANCE TEST INFORMATION
Author(s) -
M. R. McMorris,
J. W. Wilton
Publication year - 1986
Publication title -
canadian journal of animal science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.377
H-Index - 64
eISSN - 1918-1825
pISSN - 0008-3984
DOI - 10.4141/cjas86-123
Subject(s) - constant (computer programming) , statistics , test (biology) , regression , econometrics , mathematics , regression analysis , key (lock) , computer science , biology , ecology , programming language , computer security
Independent data sets were used to develop and validate prediction equations for weight at market finish (WM), days to market finish (DM) and feed intake to market finish (FM). Use of information currently collected at most bull test stations allowed accurate prediction of WM, DM and, to a lesser extent, FM. Regression coefficients were similar across the data sets used. Correlations of 0.89, 0.76 and 0.81, respectively, were found between predicted and actual values of WM, DM and FM. Key words: Beef cattle, constant finish, performance test information
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