From: Impact of the use of cryobank samples in a selected cattle breed: a simulation study
Scenarios | Use of cryobank bulls in generation 9 | Selection scheme during stage 2 (generations 9-12) | |||
---|---|---|---|---|---|
Objective | Code | Selection of cryobank bulls | % of male offspring | Selection criterion | Use of sire of bulls |
Improving trait B | b1 | Higher TMI value | 40 | EBVA | No change |
b2 | Not used | 0 | TMI | No change | |
b3 | Higher TMI value | 40 | TMI | No change | |
Maintaining genetic diversity | d1 | Minimizing kinship with current population | 40 | EBVA | No change |
d2 | Not used | 0 | EBVA | Conservation of male lines | |
d3 | Minimizing kinship with current population | 40 | EBVA | Conservation of male lines |