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 4.9% 2.1%	94% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.1%	94% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.3%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.4%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.9 kg	91%
May 2025	Birth Weight (Expected progeny birth weight)	39.0 kg	91%
Sep 2025	Gestation (Days between conception and birth)	-4.32 days	99%
May 2025	Gestation (Days between conception and birth)	-4.31 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.26	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.21	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.61%	86%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.59%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.1%	94% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.1%	94% 97%
Sep 2025	Birth Size	15.3%	94%
May 2025	Birth Size	15.4%	94%
Sep 2025	Birth Weight	38.9 kg	91%
May 2025	Birth Weight	39.0 kg	91%
Sep 2025	Gest	-4.32 days	99%
May 2025	Gest	-4.31 days	99%
Sep 2025	Mort	-0.26	99%
May 2025	Mort	-0.21	99%
Sep 2025	Maternal Calving Difficulty	4.61%	86%
May 2025	Maternal Calving Difficulty	4.59%	85%

1,455 total progeny records from 314 dairy contemporary groups

( 30,604 herdmate records from 312 dairy contemporary groups)

266 progeny ( 2,637 herdmates) born to heifers
388 progeny ( 7,153 herdmates) born to 2nd parity dam
801 progeny ( 20,814 herdmates) born to ≥3rd parity dam
40.8% progeny (46.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.0%, FR: 21.5%, JE: 10.4%, NR: 0.6%, OTHER: 0.7%	HO: 64.7%, FR: 21.5%, JE: 10.7%, NR: 0.9%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.4%	6% 2.5% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1102 Days 2058 Days	738 Days 1108 Days 2190 Days

98 total progeny records from 20 contemporary groups

( 1,837 herdmate records from 20 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.2%, FR: 20.6%, JE: 9.6%, NR: 1.0%, OTHER: 1.6%	HO: 64.6%, FR: 20.9%, JE: 11.3%, NR: 1.2%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.4% 18% 16.7%	18% 18.3% 17.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.7kg 40.9kg 40.1kg	40.1kg 40.1kg 40.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1120 Days 2123 Days	739 Days 1112 Days 2169 Days

58 total progeny records from 18 contemporary groups

( 2,199 herdmate records from 18 contemporary groups)