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 5.4% 2.3%	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 5.4% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.5%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.6%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.6 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-4.43 days	99%
May 2025	Gestation (Days between conception and birth)	-4.45 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.40	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.41	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.54%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.53%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.3%	99% 99%
Sep 2025	Birth Size	14.5%	98%
May 2025	Birth Size	14.6%	98%
Sep 2025	Birth Weight	39.6 kg	98%
May 2025	Birth Weight	39.7 kg	98%
Sep 2025	Gest	-4.43 days	99%
May 2025	Gest	-4.45 days	99%
Sep 2025	Mort	-0.40	99%
May 2025	Mort	-0.41	99%
Sep 2025	Maternal Calving Difficulty	4.54%	99%
May 2025	Maternal Calving Difficulty	4.53%	99%

8,638 total progeny records from 1,648 dairy contemporary groups

( 118,227 herdmate records from 1,643 dairy contemporary groups)

2,166 progeny ( 15,539 herdmates) born to heifers
1,756 progeny ( 25,923 herdmates) born to 2nd parity dam
4,716 progeny ( 76,765 herdmates) born to ≥3rd parity dam
44.1% progeny (48.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.8%, FR: 26.1%, JE: 6.4%, NR: 0.8%, OTHER: 1.5%	HO: 64.1%, FR: 25.5%, JE: 6.6%, NR: 0.8%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.5% 2.6%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1104 Days 2150 Days	736 Days 1112 Days 2170 Days

696 total progeny records from 142 contemporary groups

( 9,586 herdmate records from 142 contemporary groups)

167 progeny ( 2,117 herdmates) born to heifers
157 progeny ( 1,892 herdmates) born to 2nd parity dam
372 progeny ( 5,577 herdmates) born to ≥3rd parity dam
45.4% progeny (49.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.2%, FR: 24.3%, JE: 6.4%, NR: 1.1%, OTHER: 1.6%	HO: 65.5%, FR: 24.0%, JE: 6.3%, NR: 1.0%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.5% 18.5% 19.6%	18.5% 18.5% 18.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 40.3kg 40.4kg	40.7kg 40.5kg 40.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1099 Days 2113 Days	736 Days 1110 Days 2160 Days

465 total progeny records from 74 contemporary groups

( 8,252 herdmate records from 74 contemporary groups)