R. Welper

Genetic selection for health traits using producer-recorded data. I. Incidence rates, heritability estimates, and sire breeding values.

K A Weigel, K. Weigel, Y. Chang, 2004, Journal of dairy science.

Genetic analysis of clinical mastitis data from on-farm management software using threshold models.

K. Weigel, Y. Chang, J. Clay, 2006, Journal of dairy science.

Genetic evaluation of dairy sires for milking duration using electronically recorded milking times of their daughters.

K. Weigel, Y. Chang, Yu-Mei Chang, 2005, Journal of dairy science.

Estimation of variance components and response to selection for milk composition in Holsteins, including lactose and somatic cell score

R. Welper, 1991 .

Genetic parameters for yield traits of Holsteins, including lactose and somatic cell score.

A. E. Freeman, R. Welper, 1992, Journal of dairy science.

Genetic selection for health traits using producer-recorded data. II. Genetic correlations, disease probabilities, and relationships with existing traits.

K A Weigel, K. Weigel, Y. Chang, 2004, Journal of dairy science.

Iowa DOT Evaluation of the PASCO Road Survey System

J K Cable, K Jeyapalan, R Welper, 1987 .