Release 57
(Aug 26, 2025)

Horse QTLdb data summary
As of Aug 26, 2025, there have been 2,491 QTL / eQTL / associations released for public access on the Horse QTLdb. These data were curated from 130 publications and represent 71 base traits, 21 trait variants, and 0 eQTL genes.
Data summary selector:
  1. Data by Traits
  2. Experiments by Traits
  3. Data by Trait Variants
  4. Experiments by Trait Variants
  5. Data by Trait Types
  6. Data by Trait Classes
  7. Genome assemblies supported
  8. Data by Chromosomes
  9. Data by Marker Types
  10. Data by Publishing Journals
  11. Data by Years Published
  12. Data Sources by Years Published
  13. Data in Curation Pipeline
  14. Types of structural genome information aligned against the QTL/association maps

Trait variants with the most curated data

Trait variants
Number of QTL
Withers height2,705
Height at withers1,082
Height at the withers1,082
Wither height541
Roan coat color54
Lifetime earnings38
Chestnut coat color intensity27
Mushroom coat color dilution27
Shade of bay27
Vitiligo around nostrils26
Vitiligo around eyes26
Vitiligo around mouth26
Career earnings19
Earnings per start19
Insulin dysregulation12
Post-thaw sperm progressive motility10
Preservation of frozen-thawed sperm motility10
Number of hair whorls on the head6
Number of hair whorls on right side of neck6
. . . . . .
NOTE: On this site, the term "QTL" may have collectively included quantitative loci, SNP associations, and eQTL data.

 

© 2003-2025: USA · USDA · NRPSP8 · Program to Accelerate Animal Genomics Applications. Contact: Bioinformatics Team