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 5.1% 2.4%	88% ( 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 5.2% 2.4%	88% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.1%	89%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.2%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.4 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	38.5 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-3.74 days	98%
May 2025	Gestation (Days between conception and birth)	-3.71 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.24	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.25	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.72%	85%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.68%	84%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.4%	88% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 2.4%	88% 94%
Sep 2025	Birth Size	16.1%	89%
May 2025	Birth Size	16.2%	89%
Sep 2025	Birth Weight	38.4 kg	92%
May 2025	Birth Weight	38.5 kg	92%
Sep 2025	Gest	-3.74 days	98%
May 2025	Gest	-3.71 days	98%
Sep 2025	Mort	-0.24	98%
May 2025	Mort	-0.25	98%
Sep 2025	Maternal Calving Difficulty	4.72%	85%
May 2025	Maternal Calving Difficulty	4.68%	84%

352 total progeny records from 79 dairy contemporary groups

( 8,592 herdmate records from 79 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.6%, FR: 25.9%, JE: 4.2%, NR: 0.3%, OTHER: 2.5%	HO: 64.5%, FR: 24.9%, JE: 6.9%, NR: 0.6%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.7% 2.6%	5.9% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	753 Days 1102 Days 2083 Days	732 Days 1118 Days 2176 Days

34 total progeny records from 9 contemporary groups

( 857 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.4%, FR: 21.3%, JE: 13.7%, NR: 0.2%, OTHER: 1.3%	HO: 63.7%, FR: 23.9%, JE: 9.4%, NR: 0.4%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.1% 19.1% 18.7%	18.6% 18.8% 18.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.4kg 39.2kg 39.3kg	39.5kg 39.8kg 40.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	718 Days 1098 Days 1842 Days	733 Days 1132 Days 2064 Days

34 total progeny records from 6 contemporary groups

( 619 herdmate records from 6 contemporary groups)