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 6.5% 2.5%	60% ( High) 91% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 6.6% 2.6%	59% 90%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.2%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.1%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	82%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	82%
Sep 2025	Gestation (Days between conception and birth)	-2.92 days	98%
May 2025	Gestation (Days between conception and birth)	-2.81 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.71	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.67	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.77%	77%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.63%	77%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 6.5% 2.5%	60% ( High) 91% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 6.6% 2.6%	59% 90%
Sep 2025	Birth Size	21.2%	90%
May 2025	Birth Size	21.1%	90%
Sep 2025	Birth Weight	40.7 kg	82%
May 2025	Birth Weight	40.9 kg	82%
Sep 2025	Gest	-2.92 days	98%
May 2025	Gest	-2.81 days	98%
Sep 2025	Mort	-0.71	98%
May 2025	Mort	-0.67	98%
Sep 2025	Maternal Calving Difficulty	5.77%	77%
May 2025	Maternal Calving Difficulty	5.63%	77%

304 total progeny records from 67 dairy contemporary groups

( 4,646 herdmate records from 67 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.6%, FR: 51.7%, JE: 1.1%, NR: 0.1%, OTHER: 1.0%	HO: 46.7%, FR: 46.4%, JE: 2.3%, NR: 0.6%, OTHER: 1.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 2.7% 2.7%	0% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1126 Days 2329 Days	0 Days 1126 Days 2277 Days

41 total progeny records from 8 contemporary groups

( 1,028 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 51.5%, FR: 47.2%, JE: 0.0%, NR: 0.4%, OTHER: 0.0%	HO: 52.4%, FR: 44.1%, JE: 0.5%, NR: 0.9%, OTHER: 0.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 19.5% 20.2%	0% 20.5% 20%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 39.3kg 40.5kg	0kg 41.3kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1099 Days 2343 Days	0 Days 1117 Days 2259 Days

12 total progeny records from 1 contemporary groups

( 126 herdmate records from 1 contemporary groups)