Simona Antonios

Visiting PhD student

Research visit to the Highlander Lab from INRAE

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Genomic and pedigree methods to manage inbreeding in dairy sheep breeds.

Goals:

  • To partition genetic trends in Mendelian samplings by categories of animals defined by sex and by selection pathways, and to similarly characterise long-term genetic contributions.
  • Predict each individual inbreeding depression load, assess the variability of individual inbreeding depression load and the accuracy of its prediction for selection candidates.

  • Simulate a dairy sheep breeding scheme and compare the classical (truncation) selection to optimal contribution selection scenarios including or not individual inbreeding depression load, in terms of genetic gain and genetic diversity.
  • Incorporate individual inbreeding depression load in an optimal contribution selection strategy to control inbreeding.

Background

I am a PhD student at INRAE, Toulouse, France. I have a strong curiosity about developing and understanding quantitative genetics approaches. I am particularly involved in the evaluation, design, and optimisation of breeding programs. More precisely, I am interested in finding new ways of considering genetic diversity in French dairy sheep breeds for sustainable future breeding programs.

I am specifically interested in:

  • Quantitative genetics
  • Evaluation, design and optimisation of breeding programmes            
  • Genetic diversity                                                              
  • Sustainable future breeding programmes
  • Inbreeding

Programming language and software:

  • R & RStudio                                                        
  • Blupf90+
  • Pack Office 
  • Fortran
  • AWK programming

Hobbies and personal interests

Drawing, guitar, hiking, dancing (salsa, bachata).