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 4.6% 2.1%	95% ( 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 4.5% 2.1%	95% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	12.9%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	12.9%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.6 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	38.8 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-4.87 days	99%
May 2025	Gestation (Days between conception and birth)	-4.85 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.70	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.74	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.84%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.79%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.1%	95% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.5% 2.1%	95% 97%
Sep 2025	Birth Size	12.9%	93%
May 2025	Birth Size	12.9%	93%
Sep 2025	Birth Weight	38.6 kg	94%
May 2025	Birth Weight	38.8 kg	94%
Sep 2025	Gest	-4.87 days	99%
May 2025	Gest	-4.85 days	99%
Sep 2025	Mort	-0.70	99%
May 2025	Mort	-0.74	99%
Sep 2025	Maternal Calving Difficulty	4.84%	94%
May 2025	Maternal Calving Difficulty	4.79%	94%

1,390 total progeny records from 299 dairy contemporary groups

( 25,851 herdmate records from 294 dairy contemporary groups)

217 progeny ( 2,170 herdmates) born to heifers
345 progeny ( 5,934 herdmates) born to 2nd parity dam
828 progeny ( 17,747 herdmates) born to ≥3rd parity dam
56.5% progeny (50.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.1%, FR: 27.5%, JE: 6.8%, NR: 1.0%, OTHER: 1.2%	HO: 62.7%, FR: 26.3%, JE: 7.6%, NR: 0.7%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.6%	6% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	725 Days 1099 Days 2149 Days	735 Days 1110 Days 2157 Days

68 total progeny records from 22 contemporary groups

( 1,518 herdmate records from 22 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 61.4%, FR: 23.7%, JE: 11.7%, NR: 0.4%, OTHER: 1.4%	HO: 63.8%, FR: 22.8%, JE: 9.5%, NR: 0.6%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.9% 18.5% 19.2%	18.3% 18.3% 18.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 40.3kg 40.3kg	40.9kg 40kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1098 Days 2185 Days	734 Days 1109 Days 2162 Days

102 total progeny records from 16 contemporary groups

( 2,174 herdmate records from 16 contemporary groups)