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 5.3% 2.5%	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	Low 5.3% 2.4%	89% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.3%	86%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.4%	86%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	80%
May 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	78%
Sep 2025	Gestation (Days between conception and birth)	-3.09 days	98%
May 2025	Gestation (Days between conception and birth)	-3.04 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.37	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.40	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.55%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.48%	80%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.5%	90% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.4%	89% 94%
Sep 2025	Birth Size	17.3%	86%
May 2025	Birth Size	17.4%	86%
Sep 2025	Birth Weight	40.8 kg	80%
May 2025	Birth Weight	41.1 kg	78%
Sep 2025	Gest	-3.09 days	98%
May 2025	Gest	-3.04 days	98%
Sep 2025	Mort	-0.37	98%
May 2025	Mort	-0.40	98%
Sep 2025	Maternal Calving Difficulty	5.55%	80%
May 2025	Maternal Calving Difficulty	5.48%	80%

436 total progeny records from 116 dairy contemporary groups

( 6,104 herdmate records from 115 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.3%, FR: 20.2%, JE: 1.1%, NR: 0.9%, OTHER: 3.6%	HO: 70.6%, FR: 21.7%, JE: 1.1%, NR: 1.3%, OTHER: 3.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.7% 2.8%	6.8% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	773 Days 1119 Days 2063 Days	788 Days 1133 Days 2172 Days

28 total progeny records from 7 contemporary groups

( 663 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.4%, FR: 28.5%, JE: 0.2%, NR: 2.4%, OTHER: 0.7%	HO: 63.7%, FR: 21.6%, JE: 0.5%, NR: 3.2%, OTHER: 8.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19% 19.1% 19.5%	20.9% 20.5% 20.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.7kg 40.7kg 42kg	40.8kg 41.5kg 41.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	762 Days 1132 Days 1816 Days	794 Days 1137 Days 2144 Days

10 total progeny records from 3 contemporary groups

( 299 herdmate records from 3 contemporary groups)