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 7.3% 2.8%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 2.8%	97% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.6%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.6%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.8 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	41.9 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-2.23 days	99%
May 2025	Gestation (Days between conception and birth)	-2.24 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.21	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.16	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.81%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.76%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 2.8%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 2.8%	97% 99%
Sep 2025	Birth Size	20.6%	97%
May 2025	Birth Size	20.6%	97%
Sep 2025	Birth Weight	41.8 kg	97%
May 2025	Birth Weight	41.9 kg	97%
Sep 2025	Gest	-2.23 days	99%
May 2025	Gest	-2.24 days	99%
Sep 2025	Mort	0.21	99%
May 2025	Mort	0.16	99%
Sep 2025	Maternal Calving Difficulty	4.81%	98%
May 2025	Maternal Calving Difficulty	4.76%	98%

3,828 total progeny records from 835 dairy contemporary groups

( 58,423 herdmate records from 834 dairy contemporary groups)

250 progeny ( 3,050 herdmates) born to heifers
949 progeny ( 14,421 herdmates) born to 2nd parity dam
2,629 progeny ( 40,952 herdmates) born to ≥3rd parity dam
48.6% progeny (51.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.7%, FR: 20.5%, JE: 5.2%, NR: 0.7%, OTHER: 1.2%	HO: 70.0%, FR: 20.9%, JE: 5.1%, NR: 0.9%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.6% 2.6%	6.2% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	752 Days 1138 Days 2108 Days	746 Days 1128 Days 2162 Days

196 total progeny records from 45 contemporary groups

( 3,014 herdmate records from 45 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.7%, FR: 20.4%, JE: 5.1%, NR: 1.3%, OTHER: 0.9%	HO: 68.7%, FR: 21.0%, JE: 5.0%, NR: 1.5%, OTHER: 1.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.6% 18.5% 18.5%	18.2% 18.4% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 40.7kg 40.8kg	40.8kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	750 Days 1145 Days 2156 Days	761 Days 1134 Days 2181 Days

154 total progeny records from 31 contemporary groups

( 2,521 herdmate records from 31 contemporary groups)