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 7.1% 2.8%	84% ( V High) 80% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.1% 2.9%	84% 80%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.6%	77%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.9%	77%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	80%
May 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	80%
Sep 2025	Gestation (Days between conception and birth)	-3.66 days	91%
May 2025	Gestation (Days between conception and birth)	-3.68 days	91%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.58	91%
May 2025	Mortality (Calves dead at or soon after birth)	-0.58	91%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.46%	67%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.46%	67%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.1% 2.8%	84% ( V High) 80% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.1% 2.9%	84% 80%
Sep 2025	Birth Size	23.6%	77%
May 2025	Birth Size	23.9%	77%
Sep 2025	Birth Weight	41.4 kg	80%
May 2025	Birth Weight	41.4 kg	80%
Sep 2025	Gest	-3.66 days	91%
May 2025	Gest	-3.68 days	91%
Sep 2025	Mort	-0.58	91%
May 2025	Mort	-0.58	91%
Sep 2025	Maternal Calving Difficulty	4.46%	67%
May 2025	Maternal Calving Difficulty	4.46%	67%

78 total progeny records from 29 dairy contemporary groups

( 1,297 herdmate records from 27 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 74.0%, FR: 10.2%, JE: 3.6%, NR: 0.1%, OTHER: 10.2%	HO: 64.2%, FR: 11.0%, JE: 2.9%, NR: 0.5%, OTHER: 18.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.7% 2.9%	6.5% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	722 Days 1313 Days 2105 Days	730 Days 1155 Days 2180 Days

8 total progeny records from 2 contemporary groups

( 20 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 79.7%, FR: 12.1%, JE: 0.0%, NR: 0.0%, OTHER: 3.1%	HO: 84.2%, FR: 13.1%, JE: 0.0%, NR: 0.0%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21% 20.1% 22.2%	6.9% 23.9% 20.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.3kg 41.5kg 41.4kg	36.2kg 42.1kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	774 Days 1154 Days 2014 Days	860 Days 1157 Days 2971 Days

8 total progeny records from 2 contemporary groups

( 20 herdmate records from 2 contemporary groups)