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 5.9% 2.5%	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 6.0% 2.5%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.5%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.7%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-2.93 days	99%
May 2025	Gestation (Days between conception and birth)	-2.98 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)	-0.23	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.18%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.18%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.5%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.5%	99% 99%
Sep 2025	Birth Size	18.5%	98%
May 2025	Birth Size	18.7%	98%
Sep 2025	Birth Weight	41.5 kg	98%
May 2025	Birth Weight	41.6 kg	98%
Sep 2025	Gest	-2.93 days	99%
May 2025	Gest	-2.98 days	99%
Sep 2025	Mort	-0.18	99%
May 2025	Mort	-0.23	99%
Sep 2025	Maternal Calving Difficulty	5.18%	99%
May 2025	Maternal Calving Difficulty	5.18%	99%

9,867 total progeny records from 2,529 dairy contemporary groups

( 132,214 herdmate records from 2,519 dairy contemporary groups)

351 progeny ( 3,836 herdmates) born to heifers
2,382 progeny ( 33,974 herdmates) born to 2nd parity dam
7,134 progeny ( 94,404 herdmates) born to ≥3rd parity dam
50.4% progeny (51.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.3%, FR: 22.5%, JE: 3.9%, NR: 1.0%, OTHER: 1.5%	HO: 66.6%, FR: 23.3%, JE: 4.2%, NR: 1.2%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.6% 2.8%	6.4% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	786 Days 1135 Days 2145 Days	751 Days 1131 Days 2165 Days

400 total progeny records from 111 contemporary groups

( 6,781 herdmate records from 111 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.9%, FR: 24.0%, JE: 1.4%, NR: 0.8%, OTHER: 1.7%	HO: 65.0%, FR: 26.3%, JE: 3.1%, NR: 1.1%, OTHER: 1.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.2% 20.1% 20.8%	19.5% 19.6% 20.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 41.3kg 41.4kg	40.9kg 41kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	777 Days 1149 Days 2217 Days	753 Days 1130 Days 2164 Days

166 total progeny records from 36 contemporary groups

( 2,855 herdmate records from 36 contemporary groups)