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 5.3% 2.4%	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 5.3% 2.4%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.4%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.5%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-3.66 days	99%
May 2025	Gestation (Days between conception and birth)	-3.69 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.38	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.44	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.48%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.40%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.4%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.4%	98% 99%
Sep 2025	Birth Size	17.4%	94%
May 2025	Birth Size	17.5%	94%
Sep 2025	Birth Weight	40.4 kg	94%
May 2025	Birth Weight	40.4 kg	94%
Sep 2025	Gest	-3.66 days	99%
May 2025	Gest	-3.69 days	99%
Sep 2025	Mort	-0.38	99%
May 2025	Mort	-0.44	99%
Sep 2025	Maternal Calving Difficulty	5.48%	99%
May 2025	Maternal Calving Difficulty	5.40%	99%

4,507 total progeny records from 499 dairy contemporary groups

( 42,975 herdmate records from 499 dairy contemporary groups)

449 progeny ( 4,505 herdmates) born to heifers
1,341 progeny ( 10,035 herdmates) born to 2nd parity dam
2,717 progeny ( 28,435 herdmates) born to ≥3rd parity dam
52.4% progeny (50.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 50.3%, FR: 21.7%, JE: 22.3%, NR: 2.0%, OTHER: 1.6%	HO: 54.0%, FR: 22.4%, JE: 17.0%, NR: 2.8%, OTHER: 1.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.4% 2.4%	5.7% 2.4% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1108 Days 2069 Days	734 Days 1114 Days 2131 Days

44 total progeny records from 12 contemporary groups

( 975 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 56.6%, FR: 13.9%, JE: 17.8%, NR: 7.0%, OTHER: 3.2%	HO: 56.4%, FR: 17.0%, JE: 16.0%, NR: 6.1%, OTHER: 2.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.5% 18.3% 17.8%	17.1% 18.8% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.5kg 38.9kg 40.2kg	40kg 40kg 40.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	747 Days 1092 Days 2003 Days	745 Days 1113 Days 2075 Days

74 total progeny records from 18 contemporary groups

( 1,492 herdmate records from 18 contemporary groups)