size (in inches) refers to nose circumference
| Animal | Size 1 6″-8″ | Size 2 8″-10″ | Size 3 10″-12″ | Size 4 12″-14″ | Size 5 14″-16″ | Size 6 16″-18″ | Size 7 18″-20″ | Size 8 20″-22″ | Size 9 22″-24″ | Size 10 24″-26″ |
| Llama | newborns up to 6 months | 5 months to 13 months old | 12 to 24 months old | adult medium llamas | adult males and large females | extra-large llamas | ||||
| Alpaca | newborns to 6 months | 6 months to 20 months | 18 months to most adults | largest alpacas | ||||||
| Goat | weanling to yearling pygmies | weanlings/kids in larger breeds and large yearlings to small adults in pygmy breeds | yearlings in larger breeds and average adults in pygmy breeds | medium adults in larger breeds and large adults in pygmy breeds | large adults in larger breeds | extra-large adults in larger breeds | ||||
| Sheep | lambs, 40 to 60 pounds | lambs, up to 6 or 7 months | 6- or 7-month-olds and some yearlings | yearlings | most adults | rams | largest rams | |||
| Miniature Donkey | newborn to 3 months | 3 months to 5 months | 5 months to weanling | weanling to 9 months | 9 months to adult | small adult | average adult, 31″ to 34″ height | large gelding, some jennets, up to 36″ | extra-large adult, 37″ to 38″ height | |
| Miniature Horse | newborns to weanlings | weanlings to large weanlings | large weanlings and most yearlings | adult A Class | adult B Class to pony | pony | ||||
| Yak | 2-year-old male | adult male | ||||||||
| Reindeer | extra-small | small | medium | medium | large | large | ||||
| Young Horse | suckling horse | weanling horse | yearling horse |