Well as I see it, it's a hell of a "road to hell paved with good intentions" type nasty slippery slope.
"Let's have the next generation be the best possible, as they are innocent and never chose life, let them thusly get the best life"
"Let us assess the parents Nurture ability, and if not to our standards, we most assuredly will for sure provide a high quality Nurture environment, super promise it will always work"
"Oh, that worked so well, let us assess Nature in the whole Nature vs Nurture topic, let us assess the genetic health of parents and ensure the next generation is genetically superior"
"Let's have the next generation be the best possible, as they are innocent and never chose life, let them thusly get the best life"
"Let us assess the parents Nurture ability, and if not to our standards, we most assuredly will for sure provide a high quality Nurture environment, super promise it will always work"
"Oh, that worked so well, let us assess Nature in the whole Nature vs Nurture topic, let us assess the genetic health of parents and ensure the next generation is genetically superior"
It's playing with damn fire you ask me