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 5.6% 2.5%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.4%	95% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.5%	87%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.6%	87%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.0 kg	88%
May 2025	Birth Weight (Expected progeny birth weight)	42.1 kg	87%
Sep 2025	Gestation (Days between conception and birth)	-2.73 days	99%
May 2025	Gestation (Days between conception and birth)	-2.71 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.09	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.12	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.31%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.25%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.5%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.4%	95% 96%
Sep 2025	Birth Size	17.5%	87%
May 2025	Birth Size	17.6%	87%
Sep 2025	Birth Weight	42.0 kg	88%
May 2025	Birth Weight	42.1 kg	87%
Sep 2025	Gest	-2.73 days	99%
May 2025	Gest	-2.71 days	99%
Sep 2025	Mort	0.09	99%
May 2025	Mort	0.12	99%
Sep 2025	Maternal Calving Difficulty	4.31%	90%
May 2025	Maternal Calving Difficulty	4.25%	90%

679 total progeny records from 197 dairy contemporary groups

( 7,453 herdmate records from 192 dairy contemporary groups)

287 progeny ( 1,178 herdmates) born to heifers
123 progeny ( 1,767 herdmates) born to 2nd parity dam
269 progeny ( 4,508 herdmates) born to ≥3rd parity dam
33.6% progeny (46.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 86.3%, FR: 10.7%, JE: 0.9%, NR: 0.2%, OTHER: 0.6%	HO: 82.8%, FR: 12.4%, JE: 1.3%, NR: 0.3%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.9% 2.7% 2.7%	6.8% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	779 Days 1129 Days 2121 Days	780 Days 1158 Days 2202 Days

24 total progeny records from 7 contemporary groups

( 379 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 87.7%, FR: 7.5%, JE: 0.0%, NR: 0.0%, OTHER: 1.7%	HO: 80.8%, FR: 12.5%, JE: 0.8%, NR: 1.0%, OTHER: 3.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.3% 19.9% 22.9%	19.3% 20.4% 20.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 41.6kg 42.8kg	41.5kg 42kg 41.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	735 Days 1094 Days 2345 Days	749 Days 1161 Days 2259 Days

17 total progeny records from 5 contemporary groups

( 242 herdmate records from 5 contemporary groups)