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% 2.9%	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 6.4% 2.9%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.4%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.7%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-3.39 days	99%
May 2025	Gestation (Days between conception and birth)	-3.41 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.47	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.51	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.79%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.82%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.9%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.9%	98% 99%
Sep 2025	Birth Size	20.4%	94%
May 2025	Birth Size	20.7%	94%
Sep 2025	Birth Weight	41.5 kg	92%
May 2025	Birth Weight	41.6 kg	92%
Sep 2025	Gest	-3.39 days	99%
May 2025	Gest	-3.41 days	99%
Sep 2025	Mort	-0.47	99%
May 2025	Mort	-0.51	99%
Sep 2025	Maternal Calving Difficulty	4.79%	98%
May 2025	Maternal Calving Difficulty	4.82%	98%

1,448 total progeny records from 559 dairy contemporary groups

( 10,956 herdmate records from 545 dairy contemporary groups)

505 progeny ( 2,573 herdmates) born to heifers
307 progeny ( 2,919 herdmates) born to 2nd parity dam
636 progeny ( 5,464 herdmates) born to ≥3rd parity dam
37.2% progeny (43.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 97.1%, FR: 2.3%, JE: 0.0%, NR: 0.0%, OTHER: 0.1%	HO: 94.1%, FR: 4.0%, JE: 0.7%, NR: 0.0%, OTHER: 0.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.3% 3.4% 3.4%	7.9% 3.2% 3.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	835 Days 1260 Days 2176 Days	826 Days 1239 Days 2200 Days

19 total progeny records from 11 contemporary groups

( 300 herdmate records from 11 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 97.3%, FR: 2.0%, JE: 0.0%, NR: 0.0%, OTHER: 0.1%	HO: 95.3%, FR: 3.4%, JE: 0.2%, NR: 0.0%, OTHER: 0.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.6% 23.9% 21.8%	22.2% 21.6% 22.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.3kg 41kg 42.1kg	41.2kg 41.6kg 41.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	774 Days 1243 Days 2414 Days	786 Days 1185 Days 2193 Days

5 total progeny records from 3 contemporary groups

( 113 herdmate records from 3 contemporary groups)