345 total progeny records from 250 dairy contemporary groups ( 6,208 herdmate records from 250 dairy contemporary groups)
197 progeny ( 2,322 herdmates) born to heifers 95 progeny ( 1,186 herdmates) born to 2nd parity dam 53 progeny ( 2,700 herdmates) born to ≥3rd parity dam Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 99.5%, FR: 0.5%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%	HO: 94.4%, FR: 4.0%, JE: 0.9%, NR: 0.0%, OTHER: 0.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.2% 3.6% 3.7%	7.3% 3% 3.1%

	Dams	Herdmates of Dams
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.5% 23.1% 0%	22.2% 22.2% 0%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42.3kg 44kg 0kg	42.1kg 42.2kg 0kg