Presentations Interbull/WCGALP Joint Session

Session

Time

Author

Scientific Report Title

Monday 12 February

Monday 12 February

Tuesday 13 February

Tuesday 13 February

Methods & Tools:

Models and Computing Strategies

10:00

Z. Liu

A SNP MACE model for international genomic evaluation: technical challenges and possible solutions

10:15

J. Odegard

A single-step principal component ridge regression model for large-scale genomic evaluations

10:30

I. Misztal

Extension of single-step ssGBLUP to many genotyped individuals

11:00

J. Vandenplans

Deflated preconditioned conjugate gradient method for solving single-step single nucleotide polymorphism BLUP

11:15

V. Milkevych

Efficient block-Gibbs sampling in variance component estimation for predictions which combine phenotypic and genomic information

11:30

M. Taskinen

Numerically efficient fully orthogonalized Single-step SNP-BLUP

11:45

D. Garrick

Accuracies of contrasts between estimated breeding values of selection candidates from national cattle evaluations using pedigree or single-step genomic methodology

Methods & Tools:

Software



Chair: Esa Mäntysaary

13:30

K. Meyer

Wrestling with a WOMBAT: Selected new features for mixed model analyses in the genomic age

13:45

I. Aguilar

BLUPF90 suite of programs for animal breeding with focus on genomics

14:00

N. Frioni

Factors affecting phasing quality in a commercial layer population

14:15

D. Garrick

An introduction to BOLT software for genetic and genomic evaluations

14:30

J. Chen

GWAS and GS Are as Easy as Clicking and Dragging with iPat

14:45

A. Gilmour

Echidna Mixed Models Software

15:00

I. Stranden

Efficient single-step BLUP computations with MiX99 software

15:15

H. Cheng

JWAS: Julia implementation of Whole-genome Analyses Software

Method and Tools - Prediction 1

Chair: Zengting Liu

16:00

M. Goddard

The use of multi-breed reference populations and multi-omic data to maximize accuracy of genomic prediction

16:30

T. Lopdell

Using RNAseq data to improve genomic selection in dairy cattle

16:45

B. Harris

The use of sequence SNP in a marker model for an across-breed dairy cattle genomic evaluation

17:00

A. Liu

Using additional single nucleotide polymorphisms selected from whole genome sequence data for genomic prediction in Danish Jersey

17:15

N. Moghaddar

Genomic evaluation based on selected variants from imputed whole-genome sequence data in Australian sheep populations

17:30

M. Khansefid

Exploiting sequence variants for genomic prediction in Australian sheep using Bayesian models

17:45

B. De Oliveira

Use of causative variants and SNP weighting in a single-step GBLUP context

Methods and Tools - GWAS

 Chair: Janez Jenko

13:30

P. Stratz

Linkage disequilibrium pattern and genome-wide association mapping for meat traits in multiple porcine F2-crosses

13:45

N. Duijvesteijn

Genome-wide association study of meat quality traits using whole-genome sequence data in a multi-breed sheep population

14:00

T. Reverter

A rapid method for the identification of epistatic ‘dormant’ SNPs

14:15

E. Santus

Exploiting the network-based association weight matrix approach for the genetic dissection of milk nitrogen fractions in dairy cattle

14:30

G. Oliveira Jr

Genome-wide association study for male and female reproductive performance indicator traits in Nellore cattle

14:45

J. Jenko

Identification of causal variants using one million individuals with whole–genome sequence information

15:00

R. Sherlock

Selecting sequence-derived variants for prediction of genomic merit

15:15

S. Sosa Madrid

A genomic region on chromosome 17 has a major impact on litter size traits in rabbits

Methods & Tools:

Prediction 2

16:00

A. Legarra

The Four Horsemen Of Genomicalypse: Fuzzy notions in genomic selection

16:30

V. Boerner

On detection of population stratification in genotype samples using spacial clustering and non-linear optimization

16:45

K. E. Grashei

Using Genomic Relationship Likelihoods to perform trio parentage assignment

17:00

D. J. de Abreu Santos

Obtaining variance of gametic diversity with genomic models

17:15

Y. Li

Using Random Forests as a prescreening tool for genomic prediction: impact of subsets of SNPs on prediction accuracy of total genetic values

17:30

T. Villumsen

Genomic selection in mink yield higher accuracies with a Bayesian approach allowing for heterogeneous variance than a GBLUP model.

17:45

E. Negussie

Combining heterogeneous across-country data for prediction of enteric methane from proxies in dairy cattle