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 6.2% 2.3%	88% ( 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 6.2% 2.3%	88% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.5%	87%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.3%	87%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.4 kg	87%
May 2025	Birth Weight (Expected progeny birth weight)	39.5 kg	86%
Sep 2025	Gestation (Days between conception and birth)	-4.70 days	98%
May 2025	Gestation (Days between conception and birth)	-4.73 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.40	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.44	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.91%	89%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.88%	89%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.3%	88% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.3%	88% 95%
Sep 2025	Birth Size	16.5%	87%
May 2025	Birth Size	16.3%	87%
Sep 2025	Birth Weight	39.4 kg	87%
May 2025	Birth Weight	39.5 kg	86%
Sep 2025	Gest	-4.70 days	98%
May 2025	Gest	-4.73 days	98%
Sep 2025	Mort	-0.40	98%
May 2025	Mort	-0.44	98%
Sep 2025	Maternal Calving Difficulty	4.91%	89%
May 2025	Maternal Calving Difficulty	4.88%	89%

366 total progeny records from 96 dairy contemporary groups

( 9,007 herdmate records from 96 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.4%, FR: 20.3%, JE: 9.5%, NR: 1.9%, OTHER: 1.8%	HO: 67.2%, FR: 20.6%, JE: 6.8%, NR: 1.8%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.4% 2.6%	6% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	739 Days 1103 Days 2012 Days	733 Days 1117 Days 2125 Days

22 total progeny records from 2 contemporary groups

( 164 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.4%, FR: 26.1%, JE: 0.6%, NR: 0.0%, OTHER: 0.7%	HO: 70.8%, FR: 22.1%, JE: 5.8%, NR: 0.1%, OTHER: 0.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.2% 17% 19.2%	16.9% 18.9% 18.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.7kg 41.4kg 40.9kg	40.6kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1085 Days 1952 Days	742 Days 1140 Days 2116 Days

14 total progeny records from 3 contemporary groups

( 520 herdmate records from 3 contemporary groups)