25 total progeny records from 12 dairy contemporary groups ( 600 herdmate records from 12 dairy contemporary groups)
11 progeny ( 114 herdmates) born to heifers 10 progeny ( 122 herdmates) born to 2nd parity dam 4 progeny ( 364 herdmates) born to ≥3rd parity dam Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 88.0%, FR: 10.0%, JE: 1.4%, NR: 0.0%, OTHER: 0.5%	HO: 88.2%, FR: 8.0%, JE: 1.0%, NR: 0.3%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.5% 2.7% 2.7%	7.2% 2.8% 2.8%

	Dams	Herdmates of Dams
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20% 20% 0%	20.8% 21.5% 0%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.7kg 41.7kg 0kg	41.3kg 41.4kg 0kg