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% 2.2%	92% ( V High) 90% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.2%	92% 89%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.1%	85%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.5%	84%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.2 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	39.3 kg	87%
Sep 2025	Gestation (Days between conception and birth)	-4.52 days	98%
May 2025	Gestation (Days between conception and birth)	-4.49 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.11	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.27	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.34%	77%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.25%	76%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.2%	92% ( V High) 90% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.2%	92% 89%
Sep 2025	Birth Size	18.1%	85%
May 2025	Birth Size	17.5%	84%
Sep 2025	Birth Weight	38.2 kg	89%
May 2025	Birth Weight	39.3 kg	87%
Sep 2025	Gest	-4.52 days	98%
May 2025	Gest	-4.49 days	98%
Sep 2025	Mort	0.11	98%
May 2025	Mort	0.27	98%
Sep 2025	Maternal Calving Difficulty	5.34%	77%
May 2025	Maternal Calving Difficulty	5.25%	76%

458 total progeny records from 88 dairy contemporary groups

( 9,353 herdmate records from 87 dairy contemporary groups)

185 progeny ( 1,804 herdmates) born to heifers
92 progeny ( 1,832 herdmates) born to 2nd parity dam
181 progeny ( 5,717 herdmates) born to ≥3rd parity dam
16.6% progeny (44.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.8%, FR: 19.3%, JE: 23.2%, NR: 1.5%, OTHER: 1.4%	HO: 54.4%, FR: 18.1%, JE: 23.6%, NR: 1.6%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.7% 2.3% 2.3%	5.6% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1100 Days 2088 Days	741 Days 1111 Days 2197 Days

23 total progeny records from 6 contemporary groups

( 861 herdmate records from 6 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.5%, FR: 21.2%, JE: 18.4%, NR: 0.3%, OTHER: 0.9%	HO: 58.4%, FR: 19.1%, JE: 19.9%, NR: 0.6%, OTHER: 0.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	14% 12.6% 15.7%	15.2% 15.1% 16.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.7kg 39.2kg 40.8kg	39.5kg 39.3kg 39.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1092 Days 2145 Days	740 Days 1110 Days 2128 Days

47 total progeny records from 8 contemporary groups

( 1,332 herdmate records from 8 contemporary groups)