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 5.8% 1.9%	88% ( 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 5.7% 1.9%	88% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.3%	85%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.1%	85%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	82%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	81%
Sep 2025	Gestation (Days between conception and birth)	-2.18 days	99%
May 2025	Gestation (Days between conception and birth)	-2.17 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.41	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.56	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.07%	89%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.99%	89%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 1.9%	88% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 1.9%	88% 95%
Sep 2025	Birth Size	15.3%	85%
May 2025	Birth Size	15.1%	85%
Sep 2025	Birth Weight	41.6 kg	82%
May 2025	Birth Weight	41.6 kg	81%
Sep 2025	Gest	-2.18 days	99%
May 2025	Gest	-2.17 days	99%
Sep 2025	Mort	-0.41	99%
May 2025	Mort	-0.56	99%
Sep 2025	Maternal Calving Difficulty	5.07%	89%
May 2025	Maternal Calving Difficulty	4.99%	89%

376 total progeny records from 139 dairy contemporary groups

( 3,330 herdmate records from 135 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.4%, FR: 24.8%, JE: 0.8%, NR: 0.5%, OTHER: 1.4%	HO: 70.3%, FR: 22.3%, JE: 1.7%, NR: 0.3%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.9% 3%	6.8% 3% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	849 Days 1237 Days 2367 Days	801 Days 1224 Days 2277 Days

19 total progeny records from 3 contemporary groups

( 49 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 76.0%, FR: 13.5%, JE: 0.0%, NR: 0.9%, OTHER: 3.1%	HO: 74.7%, FR: 13.2%, JE: 0.7%, NR: 1.5%, OTHER: 5.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	14.6% 18.5% 20.6%	20.1% 19% 20.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 42.2kg 41kg	0kg 41.7kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	754 Days 1233 Days 2570 Days	803 Days 1256 Days 2347 Days

9 total progeny records from 5 contemporary groups

( 194 herdmate records from 5 contemporary groups)