One Town Center, 4201 Northview Drive, Suite 302, Bowie, MD 20716 | Ph: 301 712 9339

Trends & Stats

The Trend & Stats section contains general statistics (counts, means, deviations, distributions) and trends of the evaluations run by CDCB. These statistics are not referred to a single run.


Users looking for run results should go to Evaluation Results section. Users looking for evaluation files, should go to Evaluation Files section. Similarly, users interested in general summaries for the most recent evaluation distributed by the CDCB should go to the Evaluation summaries section. Finally, users interested in the phenotypic data collected by DHIA and received by CDCB in order to obtain all the above evaluations, should visit the National Performance Metrics section.

Trends & Stats


  • Percentile tables of net merit (NM$), fluid merit (FM$), and cheese merit (CM$) for bulls and NM$ for cows by breed
  • Genetic and phenotypic trend (1960 to present) by breed for milk, fat, protein, productive life (PL), somatic cell score (SCS), daughter pregnancy rate (DPR), calving ease, stillbirth, and merit indexes (NM, CY, FM, and GM)



Inbreeding information by breed including:

  • Inbreeding coefficients and trends
  • Bulls most related to breed
  • Bulls least related to breed (outcrosses)



Genotype counts