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 5.2% 2.4%	88% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.4%	87% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.2%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.2%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-4.82 days	99%
May 2025	Gestation (Days between conception and birth)	-4.83 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.22	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.17	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.02%	85%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.03%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 2.4%	88% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.4%	87% 96%
Sep 2025	Birth Size	14.2%	92%
May 2025	Birth Size	14.2%	91%
Sep 2025	Birth Weight	40.3 kg	90%
May 2025	Birth Weight	40.5 kg	92%
Sep 2025	Gest	-4.82 days	99%
May 2025	Gest	-4.83 days	99%
Sep 2025	Mort	-0.22	99%
May 2025	Mort	-0.17	99%
Sep 2025	Maternal Calving Difficulty	5.02%	85%
May 2025	Maternal Calving Difficulty	5.03%	85%

1,120 total progeny records from 248 dairy contemporary groups

( 22,288 herdmate records from 248 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.1%, FR: 20.9%, JE: 3.4%, NR: 0.4%, OTHER: 0.8%	HO: 71.8%, FR: 21.3%, JE: 4.0%, NR: 0.5%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.5% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	740 Days 1103 Days 2100 Days	744 Days 1113 Days 2148 Days

63 total progeny records from 20 contemporary groups

( 1,895 herdmate records from 20 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.7%, FR: 21.5%, JE: 1.1%, NR: 0.0%, OTHER: 0.3%	HO: 73.6%, FR: 20.9%, JE: 3.4%, NR: 0.2%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.1% 18.5% 18.5%	18.3% 18.4% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.6kg 41.1kg 40.9kg	40.6kg 40.8kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	774 Days 1100 Days 2055 Days	736 Days 1108 Days 2137 Days

48 total progeny records from 13 contemporary groups

( 1,373 herdmate records from 13 contemporary groups)