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 7.2% 2.9%	88% ( V High) 84% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.1% 2.9%	88% 84%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.8%	70%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.5%	70%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.7 kg	62%
May 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	62%
Sep 2025	Gestation (Days between conception and birth)	-2.19 days	90%
May 2025	Gestation (Days between conception and birth)	-2.17 days	90%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.44	90%
May 2025	Mortality (Calves dead at or soon after birth)	-0.38	90%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.89%	71%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.90%	71%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.2% 2.9%	88% ( V High) 84% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.1% 2.9%	88% 84%
Sep 2025	Birth Size	22.8%	70%
May 2025	Birth Size	22.5%	70%
Sep 2025	Birth Weight	41.7 kg	62%
May 2025	Birth Weight	41.4 kg	62%
Sep 2025	Gest	-2.19 days	90%
May 2025	Gest	-2.17 days	90%
Sep 2025	Mort	-0.44	90%
May 2025	Mort	-0.38	90%
Sep 2025	Maternal Calving Difficulty	4.89%	71%
May 2025	Maternal Calving Difficulty	4.90%	71%

235 total progeny records from 22 dairy contemporary groups

( 2,361 herdmate records from 22 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 49.9%, FR: 18.1%, JE: 30.1%, NR: 0.1%, OTHER: 0.9%	HO: 55.5%, FR: 18.9%, JE: 22.5%, NR: 0.4%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.4% 2.4% 2.4%	6% 2.5% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1098 Days 2088 Days	738 Days 1108 Days 2154 Days

6 total progeny records from 2 contemporary groups

( 149 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.6%, FR: 27.4%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%	HO: 65.7%, FR: 21.7%, JE: 11.8%, NR: 0.1%, OTHER: 0.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 21.1% 19.4%	0% 19% 17.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.1kg 41.3kg	0kg 40.6kg 40.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1101 Days 2437 Days	0 Days 1103 Days 2080 Days

3 total progeny records from 1 contemporary groups

( 74 herdmate records from 1 contemporary groups)