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 6.0% 2.2%	96% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.3%	96% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.2%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.4%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-4.79 days	99%
May 2025	Gestation (Days between conception and birth)	-4.80 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.59	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.62	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.93%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.92%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.2%	96% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.3%	96% 97%
Sep 2025	Birth Size	18.2%	90%
May 2025	Birth Size	18.4%	90%
Sep 2025	Birth Weight	41.2 kg	94%
May 2025	Birth Weight	41.3 kg	93%
Sep 2025	Gest	-4.79 days	99%
May 2025	Gest	-4.80 days	99%
Sep 2025	Mort	-0.59	99%
May 2025	Mort	-0.62	99%
Sep 2025	Maternal Calving Difficulty	4.93%	95%
May 2025	Maternal Calving Difficulty	4.92%	95%

1,173 total progeny records from 324 dairy contemporary groups

( 18,575 herdmate records from 319 dairy contemporary groups)

300 progeny ( 1,925 herdmates) born to heifers
243 progeny ( 4,510 herdmates) born to 2nd parity dam
630 progeny ( 12,140 herdmates) born to ≥3rd parity dam
52.8% progeny (51.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.2%, FR: 22.0%, JE: 2.9%, NR: 1.3%, OTHER: 1.5%	HO: 68.3%, FR: 21.8%, JE: 4.2%, NR: 1.5%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.7% 2.7%	6.4% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1118 Days 2106 Days	743 Days 1118 Days 2121 Days

27 total progeny records from 10 contemporary groups

( 450 herdmate records from 10 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.3%, FR: 23.6%, JE: 7.0%, NR: 2.7%, OTHER: 1.7%	HO: 63.5%, FR: 24.9%, JE: 6.5%, NR: 2.0%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.1% 23.6% 17.9%	19.7% 19.1% 19.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.2kg 41.1kg 41.1kg	40.5kg 40.6kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1135 Days 2193 Days	747 Days 1123 Days 2121 Days

43 total progeny records from 10 contemporary groups

( 1,394 herdmate records from 10 contemporary groups)