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 5.8% 2.2%	99% ( 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 5.8% 2.2%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.4%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.4%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-3.31 days	99%
May 2025	Gestation (Days between conception and birth)	-3.36 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.62	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.68	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.14%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.09%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.2%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.2%	99% 99%
Sep 2025	Birth Size	18.4%	98%
May 2025	Birth Size	18.4%	98%
Sep 2025	Birth Weight	40.4 kg	98%
May 2025	Birth Weight	40.5 kg	98%
Sep 2025	Gest	-3.31 days	99%
May 2025	Gest	-3.36 days	99%
Sep 2025	Mort	-0.62	99%
May 2025	Mort	-0.68	99%
Sep 2025	Maternal Calving Difficulty	5.14%	99%
May 2025	Maternal Calving Difficulty	5.09%	99%

7,347 total progeny records from 2,178 dairy contemporary groups

( 58,336 herdmate records from 2,125 dairy contemporary groups)

1,146 progeny ( 4,531 herdmates) born to heifers
1,689 progeny ( 14,674 herdmates) born to 2nd parity dam
4,512 progeny ( 39,131 herdmates) born to ≥3rd parity dam
50.4% progeny (50.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.4%, FR: 34.8%, JE: 0.7%, NR: 0.3%, OTHER: 1.9%	HO: 56.1%, FR: 35.5%, JE: 0.8%, NR: 0.6%, OTHER: 2.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.3% 3% 3.1%	7.2% 2.9% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	813 Days 1187 Days 2240 Days	788 Days 1160 Days 2251 Days

90 total progeny records from 30 contemporary groups

( 1,089 herdmate records from 30 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.5%, FR: 26.3%, JE: 0.9%, NR: 0.3%, OTHER: 1.0%	HO: 66.2%, FR: 25.3%, JE: 0.6%, NR: 0.7%, OTHER: 2.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.2% 20.8% 21.7%	20.7% 19.8% 21.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.6kg 41.7kg 41.9kg	41.6kg 41.6kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	791 Days 1160 Days 2244 Days	764 Days 1137 Days 2220 Days

141 total progeny records from 35 contemporary groups

( 1,869 herdmate records from 35 contemporary groups)