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 4.4% 2.2%	89% ( 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 4.5% 2.2%	89% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	11.1%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	11.4%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	37.9 kg	87%
May 2025	Birth Weight (Expected progeny birth weight)	38.1 kg	87%
Sep 2025	Gestation (Days between conception and birth)	-5.99 days	98%
May 2025	Gestation (Days between conception and birth)	-5.97 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.34	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.36	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.90%	87%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.96%	86%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.4% 2.2%	89% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.5% 2.2%	89% 95%
Sep 2025	Birth Size	11.1%	90%
May 2025	Birth Size	11.4%	90%
Sep 2025	Birth Weight	37.9 kg	87%
May 2025	Birth Weight	38.1 kg	87%
Sep 2025	Gest	-5.99 days	98%
May 2025	Gest	-5.97 days	98%
Sep 2025	Mort	-0.34	98%
May 2025	Mort	-0.36	98%
Sep 2025	Maternal Calving Difficulty	4.90%	87%
May 2025	Maternal Calving Difficulty	4.96%	86%

433 total progeny records from 88 dairy contemporary groups

( 10,260 herdmate records from 88 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.0%, FR: 20.3%, JE: 9.3%, NR: 0.3%, OTHER: 0.8%	HO: 64.9%, FR: 20.2%, JE: 12.2%, NR: 0.5%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.4% 2.4%	5.9% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1100 Days 2000 Days	730 Days 1106 Days 2128 Days

42 total progeny records from 12 contemporary groups

( 1,151 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.5%, FR: 22.9%, JE: 11.1%, NR: 0.1%, OTHER: 1.1%	HO: 63.7%, FR: 21.1%, JE: 12.6%, NR: 0.4%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 18.3% 17.8%	0% 18.2% 18.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.9kg 38.5kg 40.2kg	39.6kg 39.8kg 39.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	725 Days 1110 Days 1944 Days	736 Days 1109 Days 2182 Days

18 total progeny records from 3 contemporary groups

( 763 herdmate records from 3 contemporary groups)