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 5.4% 2.3%	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	Low 5.5% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.6%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.8%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-4.09 days	99%
May 2025	Gestation (Days between conception and birth)	-4.11 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.32	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.37	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.02%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.95%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.3%	99% 99%
Sep 2025	Birth Size	14.6%	97%
May 2025	Birth Size	14.8%	97%
Sep 2025	Birth Weight	41.1 kg	94%
May 2025	Birth Weight	41.1 kg	94%
Sep 2025	Gest	-4.09 days	99%
May 2025	Gest	-4.11 days	99%
Sep 2025	Mort	-0.32	99%
May 2025	Mort	-0.37	99%
Sep 2025	Maternal Calving Difficulty	5.02%	99%
May 2025	Maternal Calving Difficulty	4.95%	99%

4,507 total progeny records from 1,493 dairy contemporary groups

( 38,805 herdmate records from 1,465 dairy contemporary groups)

1,131 progeny ( 4,288 herdmates) born to heifers
919 progeny ( 9,356 herdmates) born to 2nd parity dam
2,457 progeny ( 25,161 herdmates) born to ≥3rd parity dam
51.2% progeny (50.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.5%, FR: 29.0%, JE: 0.8%, NR: 0.9%, OTHER: 1.7%	HO: 57.6%, FR: 32.0%, JE: 1.4%, NR: 0.8%, OTHER: 3.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7% 2.9% 3.1%	7% 2.9% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	798 Days 1183 Days 2248 Days	772 Days 1157 Days 2213 Days

63 total progeny records from 28 contemporary groups

( 1,163 herdmate records from 28 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.1%, FR: 24.6%, JE: 0.2%, NR: 0.7%, OTHER: 1.8%	HO: 62.5%, FR: 30.3%, JE: 0.7%, NR: 0.5%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.5% 21.5% 19.8%	19.3% 20.4% 20.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.4kg 41.8kg 41.7kg	41.6kg 41.4kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	770 Days 1174 Days 2264 Days	761 Days 1157 Days 2166 Days

54 total progeny records from 14 contemporary groups

( 824 herdmate records from 14 contemporary groups)