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 6.4% 2.9%	90% ( V High) 89% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.9%	90% 89%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.6%	84%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.3%	84%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	85%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	85%
Sep 2025	Gestation (Days between conception and birth)	-3.42 days	93%
May 2025	Gestation (Days between conception and birth)	-3.41 days	93%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.60	93%
May 2025	Mortality (Calves dead at or soon after birth)	-0.76	93%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.13%	79%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.04%	78%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.9%	90% ( V High) 89% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.9%	90% 89%
Sep 2025	Birth Size	21.6%	84%
May 2025	Birth Size	21.3%	84%
Sep 2025	Birth Weight	41.2 kg	85%
May 2025	Birth Weight	41.2 kg	85%
Sep 2025	Gest	-3.42 days	93%
May 2025	Gest	-3.41 days	93%
Sep 2025	Mort	-0.60	93%
May 2025	Mort	-0.76	93%
Sep 2025	Maternal Calving Difficulty	5.13%	79%
May 2025	Maternal Calving Difficulty	5.04%	78%

181 total progeny records from 44 dairy contemporary groups

( 1,040 herdmate records from 44 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 91.5%, FR: 6.1%, JE: 0.8%, NR: 0.1%, OTHER: 0.1%	HO: 89.2%, FR: 8.1%, JE: 1.1%, NR: 0.1%, OTHER: 0.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7% 2.9% 3%	6.9% 2.9% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	767 Days 1194 Days 2166 Days	783 Days 1163 Days 2157 Days

21 total progeny records from 5 contemporary groups

( 99 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 92.0%, FR: 7.7%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%	HO: 87.3%, FR: 11.7%, JE: 0.2%, NR: 0.1%, OTHER: 0.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.9% 20.6% 20.9%	20.4% 20.6% 22.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 0kg 40.9kg	41.3kg 0kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	815 Days 1156 Days 1989 Days	809 Days 1117 Days 2078 Days

15 total progeny records from 4 contemporary groups

( 138 herdmate records from 4 contemporary groups)