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	Moderate 7.4% 3.1%	90% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.4% 3.1%	89% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.5%	88%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.3%	88%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	91%
May 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-5.68 days	98%
May 2025	Gestation (Days between conception and birth)	-5.66 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.40	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.49	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.71%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.79%	80%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.4% 3.1%	90% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.4% 3.1%	89% 95%
Sep 2025	Birth Size	22.5%	88%
May 2025	Birth Size	22.3%	88%
Sep 2025	Birth Weight	42.2 kg	91%
May 2025	Birth Weight	42.2 kg	92%
Sep 2025	Gest	-5.68 days	98%
May 2025	Gest	-5.66 days	98%
Sep 2025	Mort	-0.40	98%
May 2025	Mort	-0.49	98%
Sep 2025	Maternal Calving Difficulty	4.71%	80%
May 2025	Maternal Calving Difficulty	4.79%	80%

423 total progeny records from 126 dairy contemporary groups

( 4,951 herdmate records from 126 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 86.4%, FR: 11.3%, JE: 0.4%, NR: 0.1%, OTHER: 0.8%	HO: 84.0%, FR: 12.8%, JE: 0.8%, NR: 0.2%, OTHER: 0.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.7% 2.7%	6.8% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	816 Days 1147 Days 2214 Days	797 Days 1157 Days 2225 Days

32 total progeny records from 9 contemporary groups

( 555 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 89.8%, FR: 6.9%, JE: 0.0%, NR: 0.1%, OTHER: 1.3%	HO: 85.0%, FR: 10.0%, JE: 0.5%, NR: 1.1%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	11.4% 19% 20.8%	20% 19.2% 19.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.7kg 41.1kg 41.6kg	41.6kg 41.4kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1109 Days 1253 Days 2159 Days	816 Days 1211 Days 2299 Days

33 total progeny records from 6 contemporary groups

( 348 herdmate records from 6 contemporary groups)