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 6.1% 2.4%	98% ( 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 6.1% 2.4%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.9%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.7%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.0 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-2.97 days	99%
May 2025	Gestation (Days between conception and birth)	-2.99 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.53	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.58	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 6.1% 2.4%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.4%	98% 99%
Sep 2025	Birth Size	17.9%	97%
May 2025	Birth Size	17.7%	97%
Sep 2025	Birth Weight	39.9 kg	96%
May 2025	Birth Weight	40.0 kg	96%
Sep 2025	Gest	-2.97 days	99%
May 2025	Gest	-2.99 days	99%
Sep 2025	Mort	-0.53	99%
May 2025	Mort	-0.58	99%
Sep 2025	Maternal Calving Difficulty	5.05%	99%
May 2025	Maternal Calving Difficulty	5.04%	99%

5,202 total progeny records from 1,061 dairy contemporary groups

( 56,716 herdmate records from 1,052 dairy contemporary groups)

482 progeny ( 3,183 herdmates) born to heifers
1,253 progeny ( 13,935 herdmates) born to 2nd parity dam
3,467 progeny ( 39,598 herdmates) born to ≥3rd parity dam
51.3% progeny (51.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.2%, FR: 23.0%, JE: 3.1%, NR: 1.0%, OTHER: 2.2%	HO: 68.9%, FR: 21.6%, JE: 3.8%, NR: 0.8%, OTHER: 2.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 2.6% 2.8%	6.5% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	747 Days 1124 Days 2176 Days	753 Days 1131 Days 2170 Days

133 total progeny records from 35 contemporary groups

( 2,456 herdmate records from 35 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.8%, FR: 33.8%, JE: 2.8%, NR: 1.4%, OTHER: 1.3%	HO: 59.2%, FR: 33.4%, JE: 3.8%, NR: 0.4%, OTHER: 1.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.9% 19.4% 20.2%	19.8% 19.9% 20.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.3kg 40.2kg 41.2kg	40.3kg 40.7kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	758 Days 1128 Days 2201 Days	756 Days 1127 Days 2184 Days

66 total progeny records from 20 contemporary groups

( 1,327 herdmate records from 20 contemporary groups)