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 5.7% 2.5%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	95% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.4%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.6%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	88%
May 2025	Birth Weight (Expected progeny birth weight)	40.1 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-3.97 days	99%
May 2025	Gestation (Days between conception and birth)	-3.98 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.84	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.89	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.65%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.58%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	95% 98%
Sep 2025	Birth Size	19.4%	90%
May 2025	Birth Size	19.6%	90%
Sep 2025	Birth Weight	39.9 kg	88%
May 2025	Birth Weight	40.1 kg	88%
Sep 2025	Gest	-3.97 days	99%
May 2025	Gest	-3.98 days	99%
Sep 2025	Mort	-0.84	99%
May 2025	Mort	-0.89	99%
Sep 2025	Maternal Calving Difficulty	4.65%	96%
May 2025	Maternal Calving Difficulty	4.58%	95%

1,232 total progeny records from 227 dairy contemporary groups

( 11,483 herdmate records from 226 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 80.6%, FR: 15.4%, JE: 1.8%, NR: 0.1%, OTHER: 0.8%	HO: 80.0%, FR: 14.2%, JE: 2.8%, NR: 0.3%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.7% 2.8%	6.8% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	781 Days 1155 Days 2123 Days	770 Days 1151 Days 2122 Days

23 total progeny records from 4 contemporary groups

( 192 herdmate records from 4 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 87.3%, FR: 8.0%, JE: 2.2%, NR: 0.0%, OTHER: 0.4%	HO: 87.2%, FR: 9.3%, JE: 1.3%, NR: 0.1%, OTHER: 0.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 24.5% 21.6%	0% 21.9% 21.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.1kg 40.9kg	0kg 41.5kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1101 Days 2173 Days	0 Days 1132 Days 2091 Days

12 total progeny records from 6 contemporary groups

( 324 herdmate records from 6 contemporary groups)