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 5.7% 2.1%	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 5.7% 2.1%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.6%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.4%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.2 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-3.84 days	99%
May 2025	Gestation (Days between conception and birth)	-3.89 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.18	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.24	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.73%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.70%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.1%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.1%	99% 99%
Sep 2025	Birth Size	15.6%	98%
May 2025	Birth Size	15.4%	98%
Sep 2025	Birth Weight	40.2 kg	98%
May 2025	Birth Weight	40.3 kg	98%
Sep 2025	Gest	-3.84 days	99%
May 2025	Gest	-3.89 days	99%
Sep 2025	Mort	-0.18	99%
May 2025	Mort	-0.24	99%
Sep 2025	Maternal Calving Difficulty	5.73%	99%
May 2025	Maternal Calving Difficulty	5.70%	99%

13,464 total progeny records from 3,841 dairy contemporary groups

( 136,988 herdmate records from 3,801 dairy contemporary groups)

3,335 progeny ( 16,238 herdmates) born to heifers
2,812 progeny ( 37,655 herdmates) born to 2nd parity dam
7,317 progeny ( 83,095 herdmates) born to ≥3rd parity dam
53.6% progeny (50.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.7%, FR: 17.9%, JE: 3.6%, NR: 1.1%, OTHER: 2.0%	HO: 72.0%, FR: 17.2%, JE: 3.8%, NR: 1.1%, OTHER: 2.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.9% 2.8% 3.1%	6.8% 2.7% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	764 Days 1153 Days 2148 Days	766 Days 1143 Days 2146 Days

45 total progeny records from 14 contemporary groups

( 890 herdmate records from 14 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.0%, FR: 19.4%, JE: 3.8%, NR: 1.2%, OTHER: 2.4%	HO: 73.7%, FR: 16.6%, JE: 3.9%, NR: 1.1%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19% 20% 21.1%	19.6% 19.7% 20.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 40.4kg 41.9kg	41kg 40.9kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	751 Days 1114 Days 2143 Days	745 Days 1130 Days 2082 Days

300 total progeny records from 70 contemporary groups

( 4,724 herdmate records from 70 contemporary groups)

80 progeny ( 1,374 herdmates) born to heifers
62 progeny ( 1,174 herdmates) born to 2nd parity dam
158 progeny ( 2,176 herdmates) born to ≥3rd parity dam
48.7% progeny (46.5% herdmates) were males
Dam Info