How old is the baby in The Walking Dead?

Judith, played by the Cornwell twins in season three and the Price twins in season four, appears to be about a year old by her appearance in season 4, episode 14 "The Grove." Internet sources state the Price girls were born in 2012, so can be from 13-26 months old as of 29 March 2014.
Judith, played by the Cornwell twins in season three and the Price twins in season four, appears to be about a year old by her appearance in season 4, episode 14 "The Grove." Internet sources state the Price girls were born in 2012, so can be from 13-26 months old as of 29 March 2014.