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 7.2% 3.0%	70% ( High) 90% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.2% 3.0%	70% 90%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.8%	83%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.0%	82%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	79%
May 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	79%
Sep 2025	Gestation (Days between conception and birth)	-5.51 days	95%
May 2025	Gestation (Days between conception and birth)	-5.47 days	95%
Sep 2025	Mortality (Calves dead at or soon after birth)	1.43	95%
May 2025	Mortality (Calves dead at or soon after birth)	1.39	95%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.85%	77%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.87%	77%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.2% 3.0%	70% ( High) 90% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.2% 3.0%	70% 90%
Sep 2025	Birth Size	19.8%	83%
May 2025	Birth Size	20.0%	82%
Sep 2025	Birth Weight	41.4 kg	79%
May 2025	Birth Weight	41.5 kg	79%
Sep 2025	Gest	-5.51 days	95%
May 2025	Gest	-5.47 days	95%
Sep 2025	Mort	1.43	95%
May 2025	Mort	1.39	95%
Sep 2025	Maternal Calving Difficulty	5.85%	77%
May 2025	Maternal Calving Difficulty	5.87%	77%

165 total progeny records from 76 dairy contemporary groups

( 7,873 herdmate records from 76 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.3%, FR: 23.2%, JE: 3.1%, NR: 0.5%, OTHER: 0.7%	HO: 69.8%, FR: 23.0%, JE: 4.8%, NR: 0.3%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	809 Days 1106 Days 2177 Days	771 Days 1108 Days 2179 Days

17 total progeny records from 6 contemporary groups

( 743 herdmate records from 6 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.9%, FR: 31.9%, JE: 1.4%, NR: 0.0%, OTHER: 0.8%	HO: 65.1%, FR: 31.5%, JE: 0.6%, NR: 0.1%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 18.4% 21.4%	0% 19.9% 20%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.5kg 41kg 40.7kg	41.2kg 41kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	744 Days 1085 Days 2290 Days	741 Days 1104 Days 2244 Days

8 total progeny records from 4 contemporary groups

( 453 herdmate records from 4 contemporary groups)