|Researched at||Livestock Pen|
|Effect||Herdable animals fatten 25% faster|
Selective Breeding is a Discovery Age technology in Age of Empires III. It is available at the Livestock Pen for Europeans, Native Americans can research it at the Farm and the Chinese at the Village.
|Mill & Farm Technologies|
|Seed Drill | Artificial Fertilizer | Selective Breeding | Great Feast | Harvest Ceremony | Green Corn Ceremony | Large Scale Gathering|