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 6.2% 2.7%	99% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.7%	99% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.5%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.3%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-5.10 days	99%
May 2025	Gestation (Days between conception and birth)	-5.11 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)	-0.36	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.44%	97%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.55%	97%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.7%	99% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.7%	99% 98%
Sep 2025	Birth Size	14.5%	98%
May 2025	Birth Size	14.3%	98%
Sep 2025	Birth Weight	41.0 kg	95%
May 2025	Birth Weight	41.1 kg	95%
Sep 2025	Gest	-5.10 days	99%
May 2025	Gest	-5.11 days	99%
Sep 2025	Mort	-0.33	99%
May 2025	Mort	-0.36	99%
Sep 2025	Maternal Calving Difficulty	4.44%	97%
May 2025	Maternal Calving Difficulty	4.55%	97%

3,318 total progeny records from 944 dairy contemporary groups

( 49,875 herdmate records from 939 dairy contemporary groups)

1,092 progeny ( 6,206 herdmates) born to heifers
631 progeny ( 11,143 herdmates) born to 2nd parity dam
1,595 progeny ( 32,526 herdmates) born to ≥3rd parity dam
22% progeny (46.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.4%, FR: 21.1%, JE: 2.8%, NR: 0.3%, OTHER: 1.1%	HO: 72.0%, FR: 20.4%, JE: 3.5%, NR: 0.5%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.6% 2.6%	6.4% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	741 Days 1133 Days 2121 Days	749 Days 1128 Days 2189 Days

300 total progeny records from 85 contemporary groups

( 4,868 herdmate records from 85 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.7%, FR: 20.8%, JE: 3.0%, NR: 0.4%, OTHER: 1.3%	HO: 71.3%, FR: 21.3%, JE: 3.2%, NR: 0.4%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.7% 19.2% 18.9%	19.5% 19.3% 19.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.5kg 40.7kg 40.4kg	41.2kg 41kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	740 Days 1141 Days 2136 Days	757 Days 1127 Days 2194 Days

108 total progeny records from 18 contemporary groups

( 2,275 herdmate records from 18 contemporary groups)