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 7.2% 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 7.2% 2.9%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.8%	88%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.7%	88%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.91 days	99%
May 2025	Gestation (Days between conception and birth)	-4.90 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.22	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.23	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.31%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.38%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 2.9%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 2.9%	98% 99%
Sep 2025	Birth Size	23.8%	88%
May 2025	Birth Size	23.7%	88%
Sep 2025	Birth Weight	40.4 kg	96%
May 2025	Birth Weight	40.4 kg	96%
Sep 2025	Gest	-4.91 days	99%
May 2025	Gest	-4.90 days	99%
Sep 2025	Mort	-0.22	99%
May 2025	Mort	-0.23	99%
Sep 2025	Maternal Calving Difficulty	5.31%	91%
May 2025	Maternal Calving Difficulty	5.38%	91%

3,810 total progeny records from 477 dairy contemporary groups

( 50,302 herdmate records from 474 dairy contemporary groups)

948 progeny ( 6,034 herdmates) born to heifers
851 progeny ( 11,300 herdmates) born to 2nd parity dam
2,011 progeny ( 32,968 herdmates) born to ≥3rd parity dam
36% progeny (45.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 51.2%, FR: 19.1%, JE: 25.5%, NR: 1.7%, OTHER: 1.3%	HO: 53.8%, FR: 19.7%, JE: 22.4%, NR: 1.6%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.4% 2.3%	5.7% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1110 Days 2097 Days	738 Days 1110 Days 2165 Days

38 total progeny records from 7 contemporary groups

( 631 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 49.5%, FR: 16.0%, JE: 27.3%, NR: 4.9%, OTHER: 1.6%	HO: 55.6%, FR: 19.8%, JE: 19.0%, NR: 2.8%, OTHER: 1.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	14.7% 12.1% 17.8%	16.7% 16.6% 16.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39kg 39.6kg 39.3kg	39.6kg 39.9kg 40.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1089 Days 2224 Days	734 Days 1101 Days 2127 Days

147 total progeny records from 20 contemporary groups

( 2,057 herdmate records from 20 contemporary groups)