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 5.7% 2.6%	89% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	88% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.0%	82%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.8%	81%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	41.8 kg	87%
Sep 2025	Gestation (Days between conception and birth)	-3.82 days	98%
May 2025	Gestation (Days between conception and birth)	-3.81 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.08	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.02	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.24%	82%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.20%	82%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.6%	89% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	88% 94%
Sep 2025	Birth Size	15.0%	82%
May 2025	Birth Size	14.8%	81%
Sep 2025	Birth Weight	41.4 kg	89%
May 2025	Birth Weight	41.8 kg	87%
Sep 2025	Gest	-3.82 days	98%
May 2025	Gest	-3.81 days	98%
Sep 2025	Mort	0.08	98%
May 2025	Mort	0.02	98%
Sep 2025	Maternal Calving Difficulty	5.24%	82%
May 2025	Maternal Calving Difficulty	5.20%	82%

575 total progeny records from 136 dairy contemporary groups

( 7,026 herdmate records from 135 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 79.3%, FR: 15.2%, JE: 1.1%, NR: 0.2%, OTHER: 2.8%	HO: 77.9%, FR: 14.7%, JE: 1.5%, NR: 0.5%, OTHER: 3.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.8% 2.8%	6.6% 2.8% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	795 Days 1144 Days 2178 Days	774 Days 1152 Days 2193 Days

17 total progeny records from 4 contemporary groups

( 310 herdmate records from 4 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.8%, FR: 24.6%, JE: 1.9%, NR: 0.0%, OTHER: 2.7%	HO: 74.6%, FR: 21.3%, JE: 1.6%, NR: 0.1%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.5% 22% 19.8%	20.1% 20.2% 19.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.4kg 40.6kg 40.8kg	40.8kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1140 Days 2092 Days	744 Days 1116 Days 2058 Days

25 total progeny records from 4 contemporary groups

( 246 herdmate records from 4 contemporary groups)