40 total progeny records from 30 dairy contemporary groups ( 4,601 herdmate records from 30 dairy contemporary groups)
11 progeny ( 585 herdmates) born to heifers 20 progeny ( 1,019 herdmates) born to 2nd parity dam 9 progeny ( 2,997 herdmates) born to ≥3rd parity dam Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 26.2%, FR: 9.0%, JE: 63.2%, NR: 0.6%, OTHER: 0.3%	HO: 46.2%, FR: 16.7%, JE: 34.0%, NR: 1.0%, OTHER: 0.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	4.1% 2% 2.1%	5.2% 2.3% 2.2%

	Dams	Herdmates of Dams
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 0%	0% 0% 0%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	37.9kg 38.1kg 37.9kg	38.7kg 38.6kg 39kg