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% 2.3%	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 6.2% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.5%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.3%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-4.79 days	99%
May 2025	Gestation (Days between conception and birth)	-4.81 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)	-0.33	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.39%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.36%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.3%	99% 99%
Sep 2025	Birth Size	16.5%	98%
May 2025	Birth Size	16.3%	98%
Sep 2025	Birth Weight	40.5 kg	93%
May 2025	Birth Weight	40.6 kg	93%
Sep 2025	Gest	-4.79 days	99%
May 2025	Gest	-4.81 days	99%
Sep 2025	Mort	-0.29	99%
May 2025	Mort	-0.33	99%
Sep 2025	Maternal Calving Difficulty	5.39%	99%
May 2025	Maternal Calving Difficulty	5.36%	99%

4,332 total progeny records from 854 dairy contemporary groups

( 42,110 herdmate records from 843 dairy contemporary groups)

1,404 progeny ( 5,384 herdmates) born to heifers
965 progeny ( 9,362 herdmates) born to 2nd parity dam
1,963 progeny ( 27,364 herdmates) born to ≥3rd parity dam
51% progeny (50.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.5%, FR: 24.0%, JE: 4.8%, NR: 1.3%, OTHER: 2.0%	HO: 63.7%, FR: 24.7%, JE: 5.2%, NR: 1.3%, OTHER: 2.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.5% 2.6% 2.7%	6.5% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	738 Days 1115 Days 2139 Days	744 Days 1124 Days 2163 Days

218 total progeny records from 46 contemporary groups

( 2,458 herdmate records from 46 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.3%, FR: 26.7%, JE: 3.9%, NR: 1.0%, OTHER: 1.5%	HO: 62.7%, FR: 26.2%, JE: 4.2%, NR: 1.2%, OTHER: 2.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19% 18.2% 19.5%	18.6% 18.8% 19.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.6kg 41.2kg 40.8kg	40.7kg 40.8kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	773 Days 1148 Days 2187 Days	758 Days 1153 Days 2244 Days

67 total progeny records from 15 contemporary groups

( 572 herdmate records from 15 contemporary groups)