International dairy bull evaluations expressed on national, subglobal, and global scales.

  title={International dairy bull evaluations expressed on national, subglobal, and global scales.},
  author={Richard L. Powell and P M Vanraden},
  journal={Journal of dairy science},
  volume={85 7},
Genetic evaluations on a global scale were calculated for Holstein bulls using the May 2001 International Bull Evaluation Service (Interbull) evaluations expressed on each of 27 national scales. National scale data were weighted by the country's proportion of total daughters from all bulls (population size) to represent market share. Correlations between Interbull evaluations on national scales and evaluations on a global scale ranged from 0.961 to 0.998 (mean of 0.988). Number of top 100 bulls… CONTINUE READING

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