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 6.7% 2.6%	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 6.7% 2.6%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.1%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.2%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-1.49 days	99%
May 2025	Gestation (Days between conception and birth)	-1.54 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.29	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.35	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.07%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.03%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.7% 2.6%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.7% 2.6%	99% 99%
Sep 2025	Birth Size	20.1%	98%
May 2025	Birth Size	20.2%	98%
Sep 2025	Birth Weight	40.9 kg	99%
May 2025	Birth Weight	41.0 kg	99%
Sep 2025	Gest	-1.49 days	99%
May 2025	Gest	-1.54 days	99%
Sep 2025	Mort	-0.29	99%
May 2025	Mort	-0.35	99%
Sep 2025	Maternal Calving Difficulty	5.07%	99%
May 2025	Maternal Calving Difficulty	5.03%	99%

10,196 total progeny records from 2,717 dairy contemporary groups

( 111,489 herdmate records from 2,692 dairy contemporary groups)

1,206 progeny ( 7,489 herdmates) born to heifers
2,657 progeny ( 28,813 herdmates) born to 2nd parity dam
6,333 progeny ( 75,187 herdmates) born to ≥3rd parity dam
47.6% progeny (50.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.5%, FR: 16.3%, JE: 2.8%, NR: 0.8%, OTHER: 1.4%	HO: 73.5%, FR: 17.4%, JE: 3.1%, NR: 0.8%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.7% 2.9%	6.7% 2.7% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	778 Days 1157 Days 2127 Days	766 Days 1145 Days 2187 Days

146 total progeny records from 51 contemporary groups

( 2,734 herdmate records from 51 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 76.2%, FR: 17.7%, JE: 2.4%, NR: 0.5%, OTHER: 1.0%	HO: 73.1%, FR: 18.0%, JE: 2.8%, NR: 1.1%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.3% 20.3% 18.6%	19.6% 18.9% 19.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.6kg 41.2kg 41.3kg	41.1kg 41.1kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	743 Days 1123 Days 2095 Days	753 Days 1127 Days 2200 Days

337 total progeny records from 58 contemporary groups

( 3,515 herdmate records from 58 contemporary groups)