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	Moderate 8.0% 2.8%	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	Moderate 8.0% 2.8%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.0%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.9%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-2.44 days	99%
May 2025	Gestation (Days between conception and birth)	-2.52 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.49	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.55	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.06%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.02%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.0% 2.8%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.0% 2.8%	99% 99%
Sep 2025	Birth Size	20.0%	98%
May 2025	Birth Size	19.9%	98%
Sep 2025	Birth Weight	41.5 kg	99%
May 2025	Birth Weight	41.5 kg	99%
Sep 2025	Gest	-2.44 days	99%
May 2025	Gest	-2.52 days	99%
Sep 2025	Mort	-0.49	99%
May 2025	Mort	-0.55	99%
Sep 2025	Maternal Calving Difficulty	5.06%	99%
May 2025	Maternal Calving Difficulty	5.02%	99%

14,501 total progeny records from 4,100 dairy contemporary groups

( 121,189 herdmate records from 4,034 dairy contemporary groups)

1,156 progeny ( 5,885 herdmates) born to heifers
4,156 progeny ( 33,900 herdmates) born to 2nd parity dam
9,189 progeny ( 81,404 herdmates) born to ≥3rd parity dam
51.4% progeny (50.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 78.0%, FR: 14.3%, JE: 1.0%, NR: 0.5%, OTHER: 1.5%	HO: 77.3%, FR: 14.4%, JE: 1.2%, NR: 0.6%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.6% 3% 3.2%	7.3% 2.9% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	840 Days 1162 Days 2180 Days	787 Days 1157 Days 2212 Days

49 total progeny records from 24 contemporary groups

( 897 herdmate records from 24 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 82.4%, FR: 11.1%, JE: 0.4%, NR: 0.5%, OTHER: 2.1%	HO: 78.9%, FR: 11.9%, JE: 1.8%, NR: 1.1%, OTHER: 2.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.9% 18.1% 21.5%	19.9% 19.3% 21.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.3kg 41.6kg 41.9kg	41.3kg 41.6kg 41.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	760 Days 1136 Days 2206 Days	763 Days 1147 Days 2224 Days

328 total progeny records from 66 contemporary groups

( 3,912 herdmate records from 66 contemporary groups)