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 6.3% 2.3%	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 6.3% 2.3%	96% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.0%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.7%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.6 kg	86%
May 2025	Birth Weight (Expected progeny birth weight)	38.7 kg	86%
Sep 2025	Gestation (Days between conception and birth)	-4.81 days	99%
May 2025	Gestation (Days between conception and birth)	-4.81 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.70	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.80	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.27%	93%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.24%	92%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.3%	96% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.3%	96% 97%
Sep 2025	Birth Size	22.0%	94%
May 2025	Birth Size	21.7%	94%
Sep 2025	Birth Weight	38.6 kg	86%
May 2025	Birth Weight	38.7 kg	86%
Sep 2025	Gest	-4.81 days	99%
May 2025	Gest	-4.81 days	99%
Sep 2025	Mort	-0.70	99%
May 2025	Mort	-0.80	99%
Sep 2025	Maternal Calving Difficulty	5.27%	93%
May 2025	Maternal Calving Difficulty	5.24%	92%

1,370 total progeny records from 403 dairy contemporary groups

( 18,029 herdmate records from 402 dairy contemporary groups)

297 progeny ( 1,430 herdmates) born to heifers
294 progeny ( 4,055 herdmates) born to 2nd parity dam
779 progeny ( 12,544 herdmates) born to ≥3rd parity dam
51% progeny (50.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 41.1%, FR: 52.1%, JE: 1.0%, NR: 1.0%, OTHER: 2.4%	HO: 45.1%, FR: 48.1%, JE: 1.8%, NR: 0.5%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.9% 2.7% 2.7%	6.9% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	789 Days 1140 Days 2263 Days	774 Days 1134 Days 2258 Days

92 total progeny records from 23 contemporary groups

( 1,378 herdmate records from 23 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 50.1%, FR: 42.2%, JE: 3.8%, NR: 0.8%, OTHER: 1.7%	HO: 52.1%, FR: 42.2%, JE: 2.3%, NR: 0.6%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 19.4% 19%	0% 18.9% 19.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 41.2kg 41.3kg	41kg 41.4kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	811 Days 1122 Days 2235 Days	749 Days 1129 Days 2300 Days

19 total progeny records from 11 contemporary groups

( 792 herdmate records from 11 contemporary groups)