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%	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 5.7% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.3%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.3%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-3.27 days	99%
May 2025	Gestation (Days between conception and birth)	-3.34 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.76	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.83	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.83%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.79%	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%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.3%	99% 99%
Sep 2025	Birth Size	17.3%	98%
May 2025	Birth Size	17.3%	98%
Sep 2025	Birth Weight	40.5 kg	99%
May 2025	Birth Weight	40.5 kg	99%
Sep 2025	Gest	-3.27 days	99%
May 2025	Gest	-3.34 days	99%
Sep 2025	Mort	-0.76	99%
May 2025	Mort	-0.83	99%
Sep 2025	Maternal Calving Difficulty	4.83%	99%
May 2025	Maternal Calving Difficulty	4.79%	99%

14,821 total progeny records from 3,339 dairy contemporary groups

( 135,667 herdmate records from 3,308 dairy contemporary groups)

569 progeny ( 5,492 herdmates) born to heifers
4,023 progeny ( 38,075 herdmates) born to 2nd parity dam
10,229 progeny ( 92,100 herdmates) born to ≥3rd parity dam
49.5% progeny (50.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.5%, FR: 18.8%, JE: 4.2%, NR: 1.2%, OTHER: 2.1%	HO: 71.3%, FR: 17.6%, JE: 3.9%, NR: 1.2%, OTHER: 2.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.9% 2.7% 2.9%	6.7% 2.7% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	825 Days 1156 Days 2119 Days	767 Days 1151 Days 2147 Days

240 total progeny records from 61 contemporary groups

( 2,676 herdmate records from 61 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.4%, FR: 17.6%, JE: 7.2%, NR: 2.7%, OTHER: 1.8%	HO: 71.7%, FR: 18.1%, JE: 3.6%, NR: 1.4%, OTHER: 1.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.2% 19.2% 20.5%	20% 19.9% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.7kg 40.6kg 41.1kg	41.1kg 40.9kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	751 Days 1125 Days 2059 Days	747 Days 1138 Days 2144 Days

355 total progeny records from 52 contemporary groups

( 3,346 herdmate records from 52 contemporary groups)