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	Moderate 8.5% 3.3%	75% ( High) 92% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.6% 3.3%	75% 90%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	25.0%	75%
May 2025	Birth Size (Progeny expected to be born large or extra large)	25.1%	75%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.8 kg	70%
May 2025	Birth Weight (Expected progeny birth weight)	42.9 kg	70%
Sep 2025	Gestation (Days between conception and birth)	-3.55 days	90%
May 2025	Gestation (Days between conception and birth)	-3.66 days	90%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.32	90%
May 2025	Mortality (Calves dead at or soon after birth)	0.26	90%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.74%	81%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.77%	79%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.5% 3.3%	75% ( High) 92% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.6% 3.3%	75% 90%
Sep 2025	Birth Size	25.0%	75%
May 2025	Birth Size	25.1%	75%
Sep 2025	Birth Weight	42.8 kg	70%
May 2025	Birth Weight	42.9 kg	70%
Sep 2025	Gest	-3.55 days	90%
May 2025	Gest	-3.66 days	90%
Sep 2025	Mort	0.32	90%
May 2025	Mort	0.26	90%
Sep 2025	Maternal Calving Difficulty	4.74%	81%
May 2025	Maternal Calving Difficulty	4.77%	79%

108 total progeny records from 45 dairy contemporary groups

( 1,507 herdmate records from 44 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 92.0%, FR: 6.5%, JE: 0.2%, NR: 0.0%, OTHER: 0.2%	HO: 87.1%, FR: 10.0%, JE: 1.6%, NR: 0.0%, OTHER: 0.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 2.9% 2.9%	7.2% 2.9% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	879 Days 1197 Days 2320 Days	841 Days 1191 Days 2254 Days

9 total progeny records from 7 contemporary groups

( 333 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 84.6%, FR: 13.2%, JE: 1.4%, NR: 0.0%, OTHER: 0.5%	HO: 73.6%, FR: 18.5%, JE: 6.0%, NR: 0.1%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 23.1% 19.6%	0% 19.6% 20%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.7kg 0kg	0kg 40.8kg 0kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1104 Days 2140 Days	0 Days 1137 Days 2266 Days

4 total progeny records from 2 contemporary groups

( 197 herdmate records from 2 contemporary groups)