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 5.3% 2.2%	96% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.2%	96% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.3%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.4%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-2.48 days	99%
May 2025	Gestation (Days between conception and birth)	-2.49 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.90	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.98	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.38%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.36%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.2%	96% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.2%	96% 95%
Sep 2025	Birth Size	18.3%	93%
May 2025	Birth Size	18.4%	93%
Sep 2025	Birth Weight	40.3 kg	92%
May 2025	Birth Weight	40.4 kg	92%
Sep 2025	Gest	-2.48 days	99%
May 2025	Gest	-2.49 days	99%
Sep 2025	Mort	-0.90	99%
May 2025	Mort	-0.98	99%
Sep 2025	Maternal Calving Difficulty	5.38%	94%
May 2025	Maternal Calving Difficulty	5.36%	94%

844 total progeny records from 307 dairy contemporary groups

( 15,650 herdmate records from 304 dairy contemporary groups)

327 progeny ( 2,668 herdmates) born to heifers
160 progeny ( 3,591 herdmates) born to 2nd parity dam
357 progeny ( 9,391 herdmates) born to ≥3rd parity dam
48.7% progeny (51.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.9%, FR: 18.5%, JE: 4.8%, NR: 1.4%, OTHER: 1.6%	HO: 69.5%, FR: 19.3%, JE: 5.7%, NR: 1.1%, OTHER: 1.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.7%	6.6% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	750 Days 1128 Days 2121 Days	749 Days 1126 Days 2127 Days

34 total progeny records from 8 contemporary groups

( 451 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.9%, FR: 16.9%, JE: 2.9%, NR: 0.0%, OTHER: 0.5%	HO: 71.5%, FR: 19.5%, JE: 3.2%, NR: 0.3%, OTHER: 2.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20% 20.6% 19.8%	19.6% 20.5% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.6kg 41.4kg 41.1kg	41.1kg 41.2kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	769 Days 1154 Days 1942 Days	753 Days 1139 Days 2147 Days

31 total progeny records from 10 contemporary groups

( 518 herdmate records from 10 contemporary groups)