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% 2.7%	74% ( High) 83% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 6.9% 2.6%	73% 81%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.3%	78%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.9%	78%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	79%
May 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	79%
Sep 2025	Gestation (Days between conception and birth)	-4.87 days	91%
May 2025	Gestation (Days between conception and birth)	-4.78 days	91%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.29	91%
May 2025	Mortality (Calves dead at or soon after birth)	-0.27	91%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.00%	70%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.00%	69%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.1% 2.7%	74% ( High) 83% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 6.9% 2.6%	73% 81%
Sep 2025	Birth Size	19.3%	78%
May 2025	Birth Size	18.9%	78%
Sep 2025	Birth Weight	42.2 kg	79%
May 2025	Birth Weight	42.2 kg	79%
Sep 2025	Gest	-4.87 days	91%
May 2025	Gest	-4.78 days	91%
Sep 2025	Mort	-0.29	91%
May 2025	Mort	-0.27	91%
Sep 2025	Maternal Calving Difficulty	4.00%	70%
May 2025	Maternal Calving Difficulty	4.00%	69%

76 total progeny records from 26 dairy contemporary groups

( 2,709 herdmate records from 26 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 76.4%, FR: 20.2%, JE: 2.7%, NR: 0.1%, OTHER: 0.3%	HO: 70.6%, FR: 20.0%, JE: 7.7%, NR: 0.6%, OTHER: 0.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.5% 2.4%	6.2% 2.5% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1100 Days 2061 Days	743 Days 1107 Days 2210 Days

9 total progeny records from 4 contemporary groups

( 183 herdmate records from 4 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.9%, FR: 22.2%, JE: 0.7%, NR: 0.0%, OTHER: 0.9%	HO: 75.7%, FR: 23.1%, JE: 0.4%, NR: 0.1%, OTHER: 0.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.9% 19.9% 18.7%	18.1% 18.7% 18.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.1kg 43.1kg 41.1kg	40.1kg 40.7kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1102 Days 2025 Days	749 Days 1118 Days 2212 Days

8 total progeny records from 2 contemporary groups

( 148 herdmate records from 2 contemporary groups)