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 5.7% 2.3%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.3%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.1%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.0%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.2 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-6.37 days	99%
May 2025	Gestation (Days between conception and birth)	-6.41 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.64	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.69	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.36%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.33%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.3%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.3%	98% 99%
Sep 2025	Birth Size	15.1%	98%
May 2025	Birth Size	15.0%	98%
Sep 2025	Birth Weight	40.2 kg	96%
May 2025	Birth Weight	40.3 kg	96%
Sep 2025	Gest	-6.37 days	99%
May 2025	Gest	-6.41 days	99%
Sep 2025	Mort	-0.64	99%
May 2025	Mort	-0.69	99%
Sep 2025	Maternal Calving Difficulty	5.36%	99%
May 2025	Maternal Calving Difficulty	5.33%	99%

5,863 total progeny records from 1,431 dairy contemporary groups

( 66,474 herdmate records from 1,414 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.2%, FR: 18.4%, JE: 4.6%, NR: 1.2%, OTHER: 2.1%	HO: 69.4%, FR: 18.7%, JE: 4.9%, NR: 1.4%, OTHER: 2.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.7% 2.8%	6.7% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	830 Days 1135 Days 2118 Days	769 Days 1135 Days 2138 Days

151 total progeny records from 44 contemporary groups

( 2,014 herdmate records from 44 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.3%, FR: 16.8%, JE: 4.4%, NR: 1.9%, OTHER: 2.2%	HO: 66.2%, FR: 20.4%, JE: 6.1%, NR: 2.4%, OTHER: 2.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21% 19.3% 20.1%	20.3% 20.2% 20.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 40.6kg 40.7kg	40.6kg 40.4kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	782 Days 1133 Days 2082 Days	751 Days 1126 Days 2110 Days

94 total progeny records from 20 contemporary groups

( 2,127 herdmate records from 20 contemporary groups)