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 5.9% 2.9%	84% ( V High) 89% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.9%	83% 89%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.6%	77%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.1%	76%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	84%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	82%
Sep 2025	Gestation (Days between conception and birth)	-2.16 days	98%
May 2025	Gestation (Days between conception and birth)	-2.09 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.01	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.05	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.93%	76%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.88%	75%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.9%	84% ( V High) 89% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.9%	83% 89%
Sep 2025	Birth Size	13.6%	77%
May 2025	Birth Size	13.1%	76%
Sep 2025	Birth Weight	40.7 kg	84%
May 2025	Birth Weight	40.9 kg	82%
Sep 2025	Gest	-2.16 days	98%
May 2025	Gest	-2.09 days	98%
Sep 2025	Mort	0.01	98%
May 2025	Mort	0.05	98%
Sep 2025	Maternal Calving Difficulty	4.93%	76%
May 2025	Maternal Calving Difficulty	4.88%	75%

323 total progeny records from 60 dairy contemporary groups

( 6,965 herdmate records from 60 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 54.6%, FR: 18.4%, JE: 22.8%, NR: 1.9%, OTHER: 1.5%	HO: 55.9%, FR: 19.6%, JE: 19.9%, NR: 2.2%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.8% 2.4% 2.3%	5.7% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1125 Days 2143 Days	742 Days 1111 Days 2113 Days

10 total progeny records from 3 contemporary groups

( 357 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 54.7%, FR: 19.3%, JE: 24.0%, NR: 0.0%, OTHER: 1.4%	HO: 53.7%, FR: 17.4%, JE: 25.3%, NR: 0.3%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 21.4% 14.1%	0% 14.5% 14.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 39.1kg 39kg	0kg 39.1kg 39.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1107 Days 2167 Days	0 Days 1100 Days 2093 Days

16 total progeny records from 3 contemporary groups

( 394 herdmate records from 3 contemporary groups)