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 5.5% 2.3%	83% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.3%	82% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.0%	77%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.1%	77%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	83%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	83%
Sep 2025	Gestation (Days between conception and birth)	-3.82 days	97%
May 2025	Gestation (Days between conception and birth)	-3.81 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.35	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.38	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.71%	85%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.67%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.3%	83% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.3%	82% 94%
Sep 2025	Birth Size	19.0%	77%
May 2025	Birth Size	19.1%	77%
Sep 2025	Birth Weight	41.1 kg	83%
May 2025	Birth Weight	41.2 kg	83%
Sep 2025	Gest	-3.82 days	97%
May 2025	Gest	-3.81 days	97%
Sep 2025	Mort	-0.35	97%
May 2025	Mort	-0.38	97%
Sep 2025	Maternal Calving Difficulty	4.71%	85%
May 2025	Maternal Calving Difficulty	4.67%	85%

298 total progeny records from 70 dairy contemporary groups

( 6,524 herdmate records from 70 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.7%, FR: 25.4%, JE: 3.1%, NR: 1.1%, OTHER: 1.3%	HO: 70.0%, FR: 24.0%, JE: 2.8%, NR: 0.3%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.6% 2.5%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1098 Days 1112 Days 2074 Days	902 Days 1114 Days 2231 Days

8 total progeny records from 4 contemporary groups

( 474 herdmate records from 4 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 74.7%, FR: 22.9%, JE: 0.7%, NR: 0.0%, OTHER: 0.5%	HO: 71.6%, FR: 22.8%, JE: 3.1%, NR: 0.1%, OTHER: 0.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.1% 18.1% 18.8%	18.5% 18.4% 18.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 42kg 40.7kg	0kg 40.5kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1827 Days 1096 Days 1900 Days	759 Days 1143 Days 2279 Days

11 total progeny records from 4 contemporary groups

( 356 herdmate records from 4 contemporary groups)