Aging piglets, weaners and growers by their teeth
(the non erupted teeth have been blacked out to create clarity)
Spreadsheet to assist age determination
|
|
Birth – the incisors 3 and canines are present |
1
week – the
upper premolars 3 and 4 erupt |
|
|
2
to 4 weeks:
lower premolars 3 and 4 and incisors 1 erupt |
5
to 7 weeks: Premolars 2 and lower incisors 2 erupt |
|
Permanent teeth eruptions 4 to 6 months M1 8 to 12 months M2 and I3 9 to 10 months C 12 months I1 12 to 15 months P1, P2, P3, P4 16 to 20 months I2 18 to 20 months M3 |
6
to 12 weeks upper incisors 2 erupt |
|
Adult lower and
upper jaw with teeth labeled |