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 7.0% 2.9%	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 7.0% 2.9%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.3%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.4%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.4 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	94%
Sep 2025	Gestation (Days between conception and birth)	0.27 days	99%
May 2025	Gestation (Days between conception and birth)	0.24 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.41	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.48	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.87%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.84%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.0% 2.9%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.0% 2.9%	99% 99%
Sep 2025	Birth Size	19.3%	97%
May 2025	Birth Size	19.4%	97%
Sep 2025	Birth Weight	42.4 kg	94%
May 2025	Birth Weight	42.5 kg	94%
Sep 2025	Gest	0.27 days	99%
May 2025	Gest	0.24 days	99%
Sep 2025	Mort	-0.41	99%
May 2025	Mort	-0.48	99%
Sep 2025	Maternal Calving Difficulty	6.87%	99%
May 2025	Maternal Calving Difficulty	6.84%	99%

5,414 total progeny records from 1,743 dairy contemporary groups

( 40,971 herdmate records from 1,697 dairy contemporary groups)

307 progeny ( 1,225 herdmates) born to heifers
1,197 progeny ( 10,410 herdmates) born to 2nd parity dam
3,910 progeny ( 29,336 herdmates) born to ≥3rd parity dam
49.3% progeny (51.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 46.6%, FR: 42.0%, JE: 0.1%, NR: 0.1%, OTHER: 1.4%	HO: 44.6%, FR: 44.4%, JE: 0.3%, NR: 0.2%, OTHER: 1.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8% 3.1% 3.2%	8.2% 3.1% 3.2%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	898 Days 1217 Days 2360 Days	822 Days 1186 Days 2335 Days

17 total progeny records from 9 contemporary groups

( 1,021 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.6%, FR: 42.9%, JE: 1.7%, NR: 0.8%, OTHER: 1.9%	HO: 43.2%, FR: 47.4%, JE: 1.7%, NR: 1.1%, OTHER: 2.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 21.4% 21.8%	0% 20.7% 21.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.6kg 42.2kg 41.8kg	41.8kg 41.7kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	871 Days 1168 Days 2243 Days	773 Days 1139 Days 2225 Days

45 total progeny records from 17 contemporary groups

( 715 herdmate records from 17 contemporary groups)