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 5.1% 2.0%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.0%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.7%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.5%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.0 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.1 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-4.63 days	99%
May 2025	Gestation (Days between conception and birth)	-4.68 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.64	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.70	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.05%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.04%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.0%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.0%	99% 99%
Sep 2025	Birth Size	13.7%	98%
May 2025	Birth Size	13.5%	98%
Sep 2025	Birth Weight	40.0 kg	98%
May 2025	Birth Weight	40.1 kg	98%
Sep 2025	Gest	-4.63 days	99%
May 2025	Gest	-4.68 days	99%
Sep 2025	Mort	-0.64	99%
May 2025	Mort	-0.70	99%
Sep 2025	Maternal Calving Difficulty	5.05%	99%
May 2025	Maternal Calving Difficulty	5.04%	99%

8,834 total progeny records from 2,858 dairy contemporary groups

( 78,241 herdmate records from 2,796 dairy contemporary groups)

5,376 progeny ( 23,722 herdmates) born to heifers
1,513 progeny ( 16,265 herdmates) born to 2nd parity dam
1,945 progeny ( 38,254 herdmates) born to ≥3rd parity dam
47.3% progeny (49.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 76.4%, FR: 15.5%, JE: 2.5%, NR: 0.9%, OTHER: 1.7%	HO: 73.8%, FR: 16.2%, JE: 3.4%, NR: 1.2%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.8% 3.1%	6.8% 2.8% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	774 Days 1153 Days 2129 Days	762 Days 1151 Days 2166 Days

24 total progeny records from 10 contemporary groups

( 496 herdmate records from 10 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 77.7%, FR: 14.4%, JE: 1.6%, NR: 0.9%, OTHER: 2.9%	HO: 76.9%, FR: 13.3%, JE: 3.0%, NR: 1.6%, OTHER: 1.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.6% 12.8% 24.9%	19.9% 21% 19.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 41.3kg 42kg	41.1kg 41kg 41.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1131 Days 1945 Days	747 Days 1134 Days 2086 Days

250 total progeny records from 62 contemporary groups

( 4,146 herdmate records from 62 contemporary groups)