Selection for growth or carcass yield before the onset of the spawning season will not impact egg production for rainbow trout Oncorhynchus mykiss

Key Points

• Egg production remains stable despite selection for growth and carcass yield.
• Findings indicate consistent egg output independent of pre-spawning selection criteria.
• The analysis examines the relationships between growth traits and reproductive success.
• This study highlights the suitability of growth selection without impacting reproduction.