the producing of offspring.

the improvement or development of breeds of livestock, as by selective mating and hybridization.

Horticulture . the production of new forms by selection, crossing, and hybridizing.

training; nurture

He is a man of good breeding.

the result of upbringing or training as shown in behavior and manners; manners, esp. good manners

You can tell when a person has breeding.

Energy . the production in a nuclear reactor of more fissile material than is consumed.

noun

ancestry , civility , conduct , courtesy , culture , development , gentility , grace , lineage , manners , nurture , polish , raising , rearing , refinement , schooling , training , upbringing , urbanity , multiplication , procreation , proliferation , propagation , spawning , begetting , behavior , descent , education , eugenics , extraction , genealogy , generation , instruction , line , mating , origin , prolification , stirpiculture