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 5.9% 2.6%	93% ( 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 6.0% 2.6%	93% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.5%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.7%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	75%
May 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	74%
Sep 2025	Gestation (Days between conception and birth)	-2.38 days	98%
May 2025	Gestation (Days between conception and birth)	-2.39 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.52	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.55	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.42%	86%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.44%	86%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.6%	93% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.6%	93% 95%
Sep 2025	Birth Size	19.5%	90%
May 2025	Birth Size	19.7%	89%
Sep 2025	Birth Weight	41.3 kg	75%
May 2025	Birth Weight	41.4 kg	74%
Sep 2025	Gest	-2.38 days	98%
May 2025	Gest	-2.39 days	98%
Sep 2025	Mort	-0.52	98%
May 2025	Mort	-0.55	98%
Sep 2025	Maternal Calving Difficulty	5.42%	86%
May 2025	Maternal Calving Difficulty	5.44%	86%

459 total progeny records from 91 dairy contemporary groups

( 5,601 herdmate records from 91 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 85.3%, FR: 11.7%, JE: 1.0%, NR: 0.2%, OTHER: 0.5%	HO: 81.1%, FR: 13.3%, JE: 1.0%, NR: 0.5%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.9% 2.7% 2.8%	6.7% 2.8% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1141 Days 2101 Days	750 Days 1133 Days 2192 Days

38 total progeny records from 8 contemporary groups

( 471 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 77.5%, FR: 20.7%, JE: 0.2%, NR: 0.4%, OTHER: 0.1%	HO: 78.7%, FR: 18.2%, JE: 0.1%, NR: 0.7%, OTHER: 0.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.2% 22.1% 19.3%	19.6% 20.4% 19.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.9kg 0kg 42.6kg	41.8kg 0kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	770 Days 1171 Days 2014 Days	799 Days 1172 Days 2243 Days

5 total progeny records from 2 contemporary groups

( 78 herdmate records from 2 contemporary groups)