|Number and average age of new does entering the herd each year per breed|
|Entry year||does, n||age, yr||does, n||age, yr||does, n||age, yr|
aThe maximum age of doe entries for any group was 3 years except for the 2004–05 Boer entry group in which four 4-yr-old does were added to the herd.
Pellerin and Browning
Pellerin and Browning BMC Veterinary Research 2012 8:136 doi:10.1186/1746-6148-8-136