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 6.6% 2.5%	99% ( 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 6.6% 2.5%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.7%	99%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.8%	99%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-2.86 days	99%
May 2025	Gestation (Days between conception and birth)	-3.05 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.33	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.40	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.56%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.52%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.5%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.5%	99% 99%
Sep 2025	Birth Size	18.7%	99%
May 2025	Birth Size	18.8%	99%
Sep 2025	Birth Weight	41.1 kg	99%
May 2025	Birth Weight	41.2 kg	99%
Sep 2025	Gest	-2.86 days	99%
May 2025	Gest	-3.05 days	99%
Sep 2025	Mort	-0.33	99%
May 2025	Mort	-0.40	99%
Sep 2025	Maternal Calving Difficulty	4.56%	99%
May 2025	Maternal Calving Difficulty	4.52%	99%

35,662 total progeny records from 8,052 dairy contemporary groups

( 239,342 herdmate records from 7,894 dairy contemporary groups)

4,736 progeny ( 19,208 herdmates) born to heifers
10,021 progeny ( 65,494 herdmates) born to 2nd parity dam
20,905 progeny ( 154,640 herdmates) born to ≥3rd parity dam
50.1% progeny (50.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 74.9%, FR: 16.2%, JE: 1.8%, NR: 0.7%, OTHER: 1.7%	HO: 71.3%, FR: 18.2%, JE: 2.7%, NR: 0.9%, OTHER: 2.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.9% 3.1%	7% 2.9% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	786 Days 1153 Days 2171 Days	766 Days 1148 Days 2187 Days

53 total progeny records from 16 contemporary groups

( 845 herdmate records from 16 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.4%, FR: 15.5%, JE: 3.0%, NR: 1.6%, OTHER: 1.6%	HO: 69.0%, FR: 17.2%, JE: 5.3%, NR: 1.8%, OTHER: 2.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 18.8% 19.4%	0% 19.6% 20.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.9kg 41.3kg 41.6kg	41kg 40.9kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1133 Days 2072 Days	751 Days 1138 Days 2110 Days

782 total progeny records from 137 contemporary groups

( 7,258 herdmate records from 137 contemporary groups)