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 5.6% 2.2%	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 5.6% 2.2%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.4%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.3%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-2.37 days	99%
May 2025	Gestation (Days between conception and birth)	-2.45 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.92	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.98	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.40%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.37%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.2%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.2%	99% 99%
Sep 2025	Birth Size	15.4%	98%
May 2025	Birth Size	15.3%	98%
Sep 2025	Birth Weight	40.8 kg	99%
May 2025	Birth Weight	40.8 kg	99%
Sep 2025	Gest	-2.37 days	99%
May 2025	Gest	-2.45 days	99%
Sep 2025	Mort	-0.92	99%
May 2025	Mort	-0.98	99%
Sep 2025	Maternal Calving Difficulty	5.40%	99%
May 2025	Maternal Calving Difficulty	5.37%	99%

20,607 total progeny records from 4,777 dairy contemporary groups

( 179,901 herdmate records from 4,702 dairy contemporary groups)

5,652 progeny ( 20,846 herdmates) born to heifers
5,044 progeny ( 46,585 herdmates) born to 2nd parity dam
9,911 progeny ( 112,470 herdmates) born to ≥3rd parity dam
50.4% progeny (50.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.6%, FR: 19.7%, JE: 4.3%, NR: 1.1%, OTHER: 2.1%	HO: 68.7%, FR: 19.7%, JE: 4.4%, NR: 1.2%, OTHER: 2.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.9% 2.7% 2.8%	6.8% 2.7% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	762 Days 1150 Days 2100 Days	761 Days 1145 Days 2150 Days

309 total progeny records from 89 contemporary groups

( 3,991 herdmate records from 89 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.7%, FR: 21.9%, JE: 2.3%, NR: 1.4%, OTHER: 2.5%	HO: 69.3%, FR: 21.5%, JE: 2.3%, NR: 1.1%, OTHER: 1.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.1% 20% 19.8%	19.7% 19.8% 20.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.4kg 41.2kg 41.4kg	41.1kg 41.2kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	759 Days 1125 Days 2082 Days	755 Days 1139 Days 2134 Days

329 total progeny records from 77 contemporary groups

( 4,464 herdmate records from 77 contemporary groups)