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% 2.3%	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 5.9% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.6%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.6%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-2.49 days	99%
May 2025	Gestation (Days between conception and birth)	-2.52 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.34	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.41	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.16%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.13%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	99% 99%
Sep 2025	Birth Size	20.6%	96%
May 2025	Birth Size	20.6%	96%
Sep 2025	Birth Weight	40.7 kg	98%
May 2025	Birth Weight	40.8 kg	98%
Sep 2025	Gest	-2.49 days	99%
May 2025	Gest	-2.52 days	99%
Sep 2025	Mort	-0.34	99%
May 2025	Mort	-0.41	99%
Sep 2025	Maternal Calving Difficulty	5.16%	99%
May 2025	Maternal Calving Difficulty	5.13%	99%

5,938 total progeny records from 1,858 dairy contemporary groups

( 43,742 herdmate records from 1,806 dairy contemporary groups)

3,636 progeny ( 14,717 herdmates) born to heifers
960 progeny ( 8,953 herdmates) born to 2nd parity dam
1,342 progeny ( 20,072 herdmates) born to ≥3rd parity dam
44.8% progeny (48.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 84.1%, FR: 10.3%, JE: 1.5%, NR: 0.5%, OTHER: 1.0%	HO: 81.0%, FR: 11.6%, JE: 1.7%, NR: 0.8%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.9% 3.1%	7.1% 2.9% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	781 Days 1168 Days 2151 Days	778 Days 1167 Days 2173 Days

3 total progeny records from 2 contemporary groups

( 172 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 86.8%, FR: 9.8%, JE: 0.4%, NR: 0.2%, OTHER: 0.6%	HO: 85.8%, FR: 10.2%, JE: 0.4%, NR: 0.4%, OTHER: 0.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.5% 0% 13.3%	19.8% 0% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.4kg 41.5kg 42kg	41.4kg 41.6kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	760 Days 1152 Days 1969 Days	761 Days 1150 Days 2136 Days

237 total progeny records from 40 contemporary groups

( 2,909 herdmate records from 40 contemporary groups)