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 8.0% 3.1%	85% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.8% 3.0%	83% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.8%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.8%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	91%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	91%
Sep 2025	Gestation (Days between conception and birth)	-4.47 days	99%
May 2025	Gestation (Days between conception and birth)	-4.44 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.21	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.21	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.56%	86%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.50%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.0% 3.1%	85% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.8% 3.0%	83% 96%
Sep 2025	Birth Size	24.8%	93%
May 2025	Birth Size	23.8%	93%
Sep 2025	Birth Weight	41.0 kg	91%
May 2025	Birth Weight	40.9 kg	91%
Sep 2025	Gest	-4.47 days	99%
May 2025	Gest	-4.44 days	99%
Sep 2025	Mort	-0.21	99%
May 2025	Mort	-0.21	99%
Sep 2025	Maternal Calving Difficulty	4.56%	86%
May 2025	Maternal Calving Difficulty	4.50%	85%

1,090 total progeny records from 252 dairy contemporary groups

( 25,290 herdmate records from 251 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.5%, FR: 21.9%, JE: 5.8%, NR: 0.3%, OTHER: 0.9%	HO: 66.8%, FR: 21.5%, JE: 8.4%, NR: 0.6%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.5%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1100 Days 2149 Days	732 Days 1111 Days 2179 Days

81 total progeny records from 21 contemporary groups

( 1,822 herdmate records from 21 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.8%, FR: 22.0%, JE: 6.5%, NR: 0.3%, OTHER: 1.0%	HO: 68.1%, FR: 22.4%, JE: 6.8%, NR: 0.3%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	14.5% 18.1% 18.2%	17.7% 17.7% 18.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 38.9kg 40.4kg	0kg 40.4kg 40.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1106 Days 2158 Days	739 Days 1115 Days 2157 Days

31 total progeny records from 7 contemporary groups

( 832 herdmate records from 7 contemporary groups)