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 6.1% 2.4%	98% ( 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 6.1% 2.4%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.8%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.8%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.7 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-4.00 days	99%
May 2025	Gestation (Days between conception and birth)	-4.01 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.39	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.45	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.99%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.96%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.4%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.4%	98% 99%
Sep 2025	Birth Size	18.8%	97%
May 2025	Birth Size	18.8%	97%
Sep 2025	Birth Weight	41.7 kg	96%
May 2025	Birth Weight	41.6 kg	94%
Sep 2025	Gest	-4.00 days	99%
May 2025	Gest	-4.01 days	99%
Sep 2025	Mort	-0.39	99%
May 2025	Mort	-0.45	99%
Sep 2025	Maternal Calving Difficulty	4.99%	98%
May 2025	Maternal Calving Difficulty	4.96%	98%

2,810 total progeny records from 654 dairy contemporary groups

( 33,157 herdmate records from 650 dairy contemporary groups)

594 progeny ( 3,150 herdmates) born to heifers
721 progeny ( 8,014 herdmates) born to 2nd parity dam
1,495 progeny ( 21,993 herdmates) born to ≥3rd parity dam
40.1% progeny (49.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.6%, FR: 25.6%, JE: 2.8%, NR: 0.8%, OTHER: 1.9%	HO: 67.3%, FR: 24.7%, JE: 2.7%, NR: 0.9%, OTHER: 2.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.7% 2.7%	6.6% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	760 Days 1127 Days 2113 Days	754 Days 1131 Days 2152 Days

112 total progeny records from 32 contemporary groups

( 2,906 herdmate records from 32 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.3%, FR: 30.2%, JE: 1.5%, NR: 2.4%, OTHER: 2.1%	HO: 64.3%, FR: 28.2%, JE: 1.5%, NR: 2.0%, OTHER: 2.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.6% 19.6% 20.3%	19.2% 20% 20.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.4kg 41.4kg 41.2kg	41kg 41.2kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	714 Days 1100 Days 2058 Days	738 Days 1111 Days 2159 Days

81 total progeny records from 23 contemporary groups

( 2,001 herdmate records from 23 contemporary groups)