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 6.0% 2.5%	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 6.0% 2.5%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.0%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.9%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.8 kg	88%
May 2025	Birth Weight (Expected progeny birth weight)	41.9 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-2.90 days	99%
May 2025	Gestation (Days between conception and birth)	-2.91 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.17	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.12	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.82%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.79%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.5%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.5%	98% 99%
Sep 2025	Birth Size	19.0%	95%
May 2025	Birth Size	18.9%	95%
Sep 2025	Birth Weight	41.8 kg	88%
May 2025	Birth Weight	41.9 kg	88%
Sep 2025	Gest	-2.90 days	99%
May 2025	Gest	-2.91 days	99%
Sep 2025	Mort	0.17	99%
May 2025	Mort	0.12	99%
Sep 2025	Maternal Calving Difficulty	4.82%	98%
May 2025	Maternal Calving Difficulty	4.79%	98%

2,658 total progeny records from 456 dairy contemporary groups

( 25,540 herdmate records from 454 dairy contemporary groups)

307 progeny ( 1,956 herdmates) born to heifers
649 progeny ( 6,555 herdmates) born to 2nd parity dam
1,702 progeny ( 17,029 herdmates) born to ≥3rd parity dam
48.9% progeny (51.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 46.7%, FR: 15.2%, JE: 6.7%, NR: 15.4%, OTHER: 10.7%	HO: 49.6%, FR: 21.5%, JE: 6.4%, NR: 9.4%, OTHER: 8.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.6% 2.7%	6.4% 2.6% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	755 Days 1124 Days 2150 Days	753 Days 1127 Days 2170 Days

62 total progeny records from 8 contemporary groups

( 325 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 32.8%, FR: 12.5%, JE: 6.3%, NR: 20.8%, OTHER: 19.8%	HO: 43.9%, FR: 19.4%, JE: 7.5%, NR: 6.5%, OTHER: 10.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	24.7% 19.8% 20.5%	21.3% 22.3% 23%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.3kg 42.7kg 39.1kg	40.9kg 40.5kg 40.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	796 Days 1121 Days 2119 Days	767 Days 1143 Days 2194 Days

23 total progeny records from 6 contemporary groups

( 411 herdmate records from 6 contemporary groups)