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	Low 6.3% 2.7%	90% ( V High) 91% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.7%	89% 92%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.4%	82%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.3%	81%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	80%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	80%
Sep 2025	Gestation (Days between conception and birth)	-3.74 days	96%
May 2025	Gestation (Days between conception and birth)	-3.73 days	96%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.67	96%
May 2025	Mortality (Calves dead at or soon after birth)	-0.78	96%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.08%	77%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.05%	79%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.7%	90% ( V High) 91% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.7%	89% 92%
Sep 2025	Birth Size	19.4%	82%
May 2025	Birth Size	19.3%	81%
Sep 2025	Birth Weight	41.4 kg	80%
May 2025	Birth Weight	41.6 kg	80%
Sep 2025	Gest	-3.74 days	96%
May 2025	Gest	-3.73 days	96%
Sep 2025	Mort	-0.67	96%
May 2025	Mort	-0.78	96%
Sep 2025	Maternal Calving Difficulty	5.08%	77%
May 2025	Maternal Calving Difficulty	5.05%	79%

193 total progeny records from 100 dairy contemporary groups

( 3,013 herdmate records from 98 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 92.9%, FR: 4.3%, JE: 0.6%, NR: 0.0%, OTHER: 1.2%	HO: 89.8%, FR: 7.0%, JE: 0.7%, NR: 0.1%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.2% 3% 3%	7% 2.9% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	811 Days 1162 Days 2161 Days	840 Days 1202 Days 2168 Days

16 total progeny records from 9 contemporary groups

( 304 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 97.2%, FR: 1.9%, JE: 0.6%, NR: 0.0%, OTHER: 0.0%	HO: 92.0%, FR: 5.6%, JE: 0.9%, NR: 0.0%, OTHER: 0.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.3% 22.5% 23%	21% 22.5% 22%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 41.7kg 41.7kg	41.4kg 41.5kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	944 Days 1203 Days 2147 Days	841 Days 1218 Days 2138 Days

9 total progeny records from 4 contemporary groups

( 299 herdmate records from 4 contemporary groups)