Release 59
(Apr 20, 2026)
Chicken QTLdb
data summary
As of
Apr 20, 2026
, there have been
30,465
QTL / eQTL / associations released for public access on the Chicken QTLdb. These data were curated from
423
publications and represent
244
base traits,
283
trait variants, and
40
eQTL genes.
Data summary selector:
Data by Traits
Experiments by Traits
Data by Trait Variants
Experiments by Trait Variants
Data by Trait Types
Data by Trait Classes
of trait names by their frequency in QTL/association reports
Genome assemblies supported
Data by Chromosomes
Data by Marker Types
Data by Publishing Journals
Data by Years Published
Data Sources by Years Published
Data in Curation Pipeline
Types of structural genome information aligned against the QTL/association maps
Traits used in experiments
Traits
In Experiments
Body weight
70
Egg number
19
Abdominal fat percentage
18
Abdominal fat weight
18
Carcass weight
18
Body weight gain
18
Feed conversion ratio
17
Feed intake
17
Shank length
16
Average daily gain
15
Breast muscle weight
15
Egg weight
13
Age at first egg
11
Body slope length
10
Shank circumference
9
Keel length
9
Drumstick and thigh muscle weight
9
Residual feed intake
8
Gizzard weight
8
. . .
. . .
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