Release 59
(Apr 20, 2026)

Cattle QTLdb data summary
As of Apr 20, 2026, there have been 212,372 QTL / eQTL / associations released for public access on the Cattle QTLdb. These data were curated from 1,231 publications and represent 572 base traits, 471 trait variants, and 346 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

QTL/associations by Chromosomes

Chromosomes
Number of QTL
14,518
24,612
34,627
45,361
510,450
636,149
74,144
82,327
92,541
103,505
117,351
122,174
133,966
1424,844
153,032
163,245
176,112
183,314
194,942
207,830
214,377
221,758
232,992
241,318
253,613
2614,766
271,810
281,181
295,820
301
313
X28,657
NOTE: On this site, the term "QTL" may have collectively included quantitative loci, SNP associations, and eQTL data.

 

© 2003-2026: USA · USDA · NRPSP8 · Program to Accelerate Animal Genomics Applications. Contact: Bioinformatics Team