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 5.3% 2.1%	98% ( 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 5.3% 2.1%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.8%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.0%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.85 days	99%
May 2025	Gestation (Days between conception and birth)	-4.87 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.64	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.70	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.12%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.09%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.1%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.1%	98% 99%
Sep 2025	Birth Size	15.8%	98%
May 2025	Birth Size	16.0%	98%
Sep 2025	Birth Weight	40.3 kg	96%
May 2025	Birth Weight	40.4 kg	96%
Sep 2025	Gest	-4.85 days	99%
May 2025	Gest	-4.87 days	99%
Sep 2025	Mort	-0.64	99%
May 2025	Mort	-0.70	99%
Sep 2025	Maternal Calving Difficulty	5.12%	99%
May 2025	Maternal Calving Difficulty	5.09%	99%

4,608 total progeny records from 863 dairy contemporary groups

( 57,216 herdmate records from 856 dairy contemporary groups)

379 progeny ( 3,603 herdmates) born to heifers
997 progeny ( 13,961 herdmates) born to 2nd parity dam
3,232 progeny ( 39,652 herdmates) born to ≥3rd parity dam
52.1% progeny (51.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.1%, FR: 27.0%, JE: 4.9%, NR: 1.1%, OTHER: 1.6%	HO: 63.3%, FR: 26.6%, JE: 5.3%, NR: 0.9%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.5% 2.6%	6.3% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	744 Days 1122 Days 2196 Days	736 Days 1119 Days 2168 Days

271 total progeny records from 58 contemporary groups

( 3,057 herdmate records from 58 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.9%, FR: 27.6%, JE: 2.9%, NR: 1.5%, OTHER: 1.7%	HO: 63.1%, FR: 24.6%, JE: 6.0%, NR: 0.8%, OTHER: 2.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.4% 18.7% 19.9%	20% 19.6% 19.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 40.4kg 40.7kg	40.5kg 40.2kg 40.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	754 Days 1124 Days 2195 Days	746 Days 1123 Days 2220 Days

106 total progeny records from 22 contemporary groups

( 2,158 herdmate records from 22 contemporary groups)