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 5.6% 2.4%	96% ( 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 5.5% 2.4%	96% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.6%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.4%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.35 days	99%
May 2025	Gestation (Days between conception and birth)	-4.34 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.44	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.35	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.71%	86%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.68%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.4%	96% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.4%	96% 97%
Sep 2025	Birth Size	17.6%	96%
May 2025	Birth Size	17.4%	96%
Sep 2025	Birth Weight	39.7 kg	96%
May 2025	Birth Weight	39.7 kg	96%
Sep 2025	Gest	-4.35 days	99%
May 2025	Gest	-4.34 days	99%
Sep 2025	Mort	-0.44	99%
May 2025	Mort	-0.35	99%
Sep 2025	Maternal Calving Difficulty	4.71%	86%
May 2025	Maternal Calving Difficulty	4.68%	85%

1,665 total progeny records from 388 dairy contemporary groups

( 35,353 herdmate records from 387 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.2%, FR: 23.0%, JE: 7.3%, NR: 0.6%, OTHER: 1.0%	HO: 65.4%, FR: 22.9%, JE: 8.9%, NR: 0.8%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.5% 2.4%	6% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	736 Days 1101 Days 2039 Days	738 Days 1109 Days 2149 Days

150 total progeny records from 27 contemporary groups

( 2,813 herdmate records from 27 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.1%, FR: 22.0%, JE: 8.4%, NR: 0.3%, OTHER: 0.7%	HO: 67.4%, FR: 22.1%, JE: 8.1%, NR: 0.6%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.9% 18.5% 18.7%	17.5% 17.9% 18.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.2kg 40.1kg 40.4kg	40.2kg 40.4kg 40.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	753 Days 1109 Days 1998 Days	742 Days 1109 Days 2116 Days

141 total progeny records from 22 contemporary groups

( 2,677 herdmate records from 22 contemporary groups)