Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	96% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.9%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.0%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-4.18 days	99%
May 2025	Gestation (Days between conception and birth)	-4.15 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.63	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.64	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.13%	89%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.06%	89%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	96% 97%
Sep 2025	Birth Size	18.9%	94%
May 2025	Birth Size	19.0%	94%
Sep 2025	Birth Weight	41.0 kg	92%
May 2025	Birth Weight	41.2 kg	92%
Sep 2025	Gest	-4.18 days	99%
May 2025	Gest	-4.15 days	99%
Sep 2025	Mort	-0.63	99%
May 2025	Mort	-0.64	99%
Sep 2025	Maternal Calving Difficulty	4.13%	89%
May 2025	Maternal Calving Difficulty	4.06%	89%

1,882 total progeny records from 455 dairy contemporary groups

( 34,852 herdmate records from 455 dairy contemporary groups)

386 progeny ( 3,165 herdmates) born to heifers
454 progeny ( 7,920 herdmates) born to 2nd parity dam
1,042 progeny ( 23,767 herdmates) born to ≥3rd parity dam
30.2% progeny (45.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.2%, FR: 21.4%, JE: 6.0%, NR: 0.5%, OTHER: 1.1%	HO: 67.8%, FR: 21.8%, JE: 6.8%, NR: 0.7%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.6% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1108 Days 2069 Days	742 Days 1115 Days 2180 Days

91 total progeny records from 22 contemporary groups

( 1,684 herdmate records from 22 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.4%, FR: 24.1%, JE: 6.5%, NR: 0.2%, OTHER: 0.8%	HO: 67.9%, FR: 21.1%, JE: 7.8%, NR: 0.5%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.4% 19.5% 18.2%	17.9% 18.5% 18%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 40.6kg 40kg	40.6kg 40.7kg 40.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1092 Days 1867 Days	740 Days 1115 Days 2154 Days

72 total progeny records from 10 contemporary groups

( 1,972 herdmate records from 10 contemporary groups)