456 total progeny records from 233 dairy contemporary groups ( 8,863 herdmate records from 232 dairy contemporary groups)
255 progeny ( 1,983 herdmates) born to heifers 153 progeny ( 1,712 herdmates) born to 2nd parity dam 48 progeny ( 5,168 herdmates) born to ≥3rd parity dam Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 27.4%, FR: 12.6%, JE: 1.7%, NR: 1.2%, OTHER: 3.2%	HO: 56.5%, FR: 23.0%, JE: 1.9%, NR: 1.8%, OTHER: 5.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8% 3.2% 3.2%	7% 2.8% 2.8%

	Dams	Herdmates of Dams
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.9% 22.9% 21.8%	20.7% 20.4% 20.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 41.2kg 0kg	41.5kg 41.5kg 0kg