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 7.0% 2.6%	91% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.0% 2.7%	91% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.3%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.3%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-5.69 days	99%
May 2025	Gestation (Days between conception and birth)	-5.71 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.45	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.40	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.87%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.87%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.0% 2.6%	91% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.0% 2.7%	91% 95%
Sep 2025	Birth Size	21.3%	90%
May 2025	Birth Size	21.3%	90%
Sep 2025	Birth Weight	41.0 kg	89%
May 2025	Birth Weight	41.2 kg	88%
Sep 2025	Gest	-5.69 days	99%
May 2025	Gest	-5.71 days	99%
Sep 2025	Mort	0.45	99%
May 2025	Mort	0.40	99%
Sep 2025	Maternal Calving Difficulty	4.87%	91%
May 2025	Maternal Calving Difficulty	4.87%	90%

653 total progeny records from 151 dairy contemporary groups

( 11,444 herdmate records from 149 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.9%, FR: 19.7%, JE: 3.4%, NR: 0.7%, OTHER: 1.3%	HO: 71.8%, FR: 19.1%, JE: 6.1%, NR: 0.6%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.5% 2.6%	6.5% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	720 Days 1104 Days 2109 Days	739 Days 1114 Days 2147 Days

37 total progeny records from 13 contemporary groups

( 839 herdmate records from 13 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.7%, FR: 25.0%, JE: 1.4%, NR: 0.2%, OTHER: 1.4%	HO: 70.1%, FR: 23.3%, JE: 3.1%, NR: 1.1%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.4% 18.4% 19.2%	19.1% 19.1% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 40.5kg 40.8kg	40.9kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	713 Days 1097 Days 2088 Days	740 Days 1129 Days 2249 Days

21 total progeny records from 6 contemporary groups

( 669 herdmate records from 6 contemporary groups)