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 6.3% 2.5%	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 6.3% 2.5%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.8%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.1%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-4.84 days	99%
May 2025	Gestation (Days between conception and birth)	-4.86 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.14	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.15	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.96%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.94%	97%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.5%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.5%	98% 99%
Sep 2025	Birth Size	19.8%	98%
May 2025	Birth Size	20.1%	98%
Sep 2025	Birth Weight	40.7 kg	95%
May 2025	Birth Weight	40.8 kg	95%
Sep 2025	Gest	-4.84 days	99%
May 2025	Gest	-4.86 days	99%
Sep 2025	Mort	-0.14	99%
May 2025	Mort	-0.15	99%
Sep 2025	Maternal Calving Difficulty	4.96%	98%
May 2025	Maternal Calving Difficulty	4.94%	97%

4,456 total progeny records from 1,207 dairy contemporary groups

( 75,985 herdmate records from 1,204 dairy contemporary groups)

878 progeny ( 7,284 herdmates) born to heifers
900 progeny ( 17,362 herdmates) born to 2nd parity dam
2,678 progeny ( 51,339 herdmates) born to ≥3rd parity dam
47.7% progeny (49.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.7%, FR: 20.6%, JE: 3.5%, NR: 0.7%, OTHER: 1.5%	HO: 69.8%, FR: 20.8%, JE: 5.0%, NR: 0.7%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.6% 2.6%	6.3% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	738 Days 1116 Days 2156 Days	743 Days 1121 Days 2194 Days

293 total progeny records from 92 contemporary groups

( 5,454 herdmate records from 92 contemporary groups)

48 progeny ( 1,044 herdmates) born to heifers
73 progeny ( 1,161 herdmates) born to 2nd parity dam
172 progeny ( 3,249 herdmates) born to ≥3rd parity dam
44.4% progeny (48.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.6%, FR: 21.3%, JE: 3.6%, NR: 0.7%, OTHER: 0.7%	HO: 68.5%, FR: 20.7%, JE: 6.7%, NR: 0.8%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.1% 18% 19.1%	19% 18.9% 19.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.7kg 40kg 40.5kg	40.6kg 40.2kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	736 Days 1109 Days 2143 Days	739 Days 1115 Days 2196 Days

115 total progeny records from 35 contemporary groups

( 4,502 herdmate records from 35 contemporary groups)