Kindly refer to the following link(s): Sunnah ways to offer sacrifice (Udhiya) for Eid Ul Adha (the type of sacrificial animal, age, distribution of meat)
1. Select something that is presentable:
not sick, thin, or defected
2. Minimum Age of sacrifice:
sheep: 6 months
goat - 1 years
cow - 2 years
camel - 5 years
3. What to do with the meat?
Divide meat into 3 parts:
1. Give to poor and needy as charity
2. Give to relatives and neighbors as a gift
3. Can be consumed by you and your family