Release 57
(Aug 26, 2025)

Chicken QTLdb data summary
As of Aug 26, 2025, there have been 29,328 QTL / eQTL / associations released for public access on the Chicken QTLdb. These data were curated from 420 publications and represent 243 base traits, 270 trait variants, and 40 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 types with the most curated data

Trait types
Number of QTL
Growth18,497
Egg Quality2,528
Feeding1,355
Behavior1,230
Exterior Features1,008
Egg Production983
Pigmentation957
Disease Susceptibility696
Meat Quality618
Reproductive Organs407
Fatness300
Digestive System205
Blood parameters132
Reproductive Traits72
Health-Other72
. . . . . .
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