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 6.8% 2.7%	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 6.9% 2.7%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.6%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.6%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-3.05 days	99%
May 2025	Gestation (Days between conception and birth)	-3.08 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.10	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.16	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.85%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.80%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.8% 2.7%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.7%	99% 99%
Sep 2025	Birth Size	18.6%	98%
May 2025	Birth Size	18.6%	98%
Sep 2025	Birth Weight	40.6 kg	98%
May 2025	Birth Weight	40.7 kg	98%
Sep 2025	Gest	-3.05 days	99%
May 2025	Gest	-3.08 days	99%
Sep 2025	Mort	-0.10	99%
May 2025	Mort	-0.16	99%
Sep 2025	Maternal Calving Difficulty	4.85%	99%
May 2025	Maternal Calving Difficulty	4.80%	99%

6,794 total progeny records from 1,898 dairy contemporary groups

( 71,543 herdmate records from 1,876 dairy contemporary groups)

274 progeny ( 1,739 herdmates) born to heifers
1,960 progeny ( 20,338 herdmates) born to 2nd parity dam
4,560 progeny ( 49,466 herdmates) born to ≥3rd parity dam
50.3% progeny (50.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 76.3%, FR: 15.5%, JE: 1.4%, NR: 0.6%, OTHER: 1.7%	HO: 73.3%, FR: 17.6%, JE: 2.0%, NR: 0.6%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.2% 2.8% 3%	7.2% 2.9% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	834 Days 1147 Days 2145 Days	778 Days 1148 Days 2180 Days

150 total progeny records from 19 contemporary groups

( 1,157 herdmate records from 19 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 78.9%, FR: 13.4%, JE: 2.2%, NR: 1.9%, OTHER: 0.9%	HO: 70.0%, FR: 21.2%, JE: 2.9%, NR: 1.3%, OTHER: 1.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.8% 19.1% 20.6%	19.1% 19.5% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.7kg 41.1kg 41.2kg	41kg 41.2kg 41.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	725 Days 1097 Days 1976 Days	747 Days 1126 Days 2103 Days

185 total progeny records from 23 contemporary groups

( 1,353 herdmate records from 23 contemporary groups)