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	High 9.3% 3.1%	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	High 9.3% 3.1%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.5%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.3%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.6 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	42.6 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.56 days	99%
May 2025	Gestation (Days between conception and birth)	-4.59 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.01	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.04	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.37%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.34%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.3% 3.1%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.3% 3.1%	98% 99%
Sep 2025	Birth Size	23.5%	94%
May 2025	Birth Size	23.3%	94%
Sep 2025	Birth Weight	42.6 kg	96%
May 2025	Birth Weight	42.6 kg	96%
Sep 2025	Gest	-4.56 days	99%
May 2025	Gest	-4.59 days	99%
Sep 2025	Mort	0.01	99%
May 2025	Mort	-0.04	99%
Sep 2025	Maternal Calving Difficulty	5.37%	98%
May 2025	Maternal Calving Difficulty	5.34%	98%

2,850 total progeny records from 683 dairy contemporary groups

( 31,181 herdmate records from 677 dairy contemporary groups)

497 progeny ( 3,027 herdmates) born to heifers
712 progeny ( 8,153 herdmates) born to 2nd parity dam
1,641 progeny ( 20,001 herdmates) born to ≥3rd parity dam
47.3% progeny (49.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.7%, FR: 17.4%, JE: 3.1%, NR: 0.8%, OTHER: 2.2%	HO: 70.9%, FR: 18.9%, JE: 3.7%, NR: 0.9%, OTHER: 2.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.7% 2.9%	6.7% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	756 Days 1131 Days 2073 Days	767 Days 1135 Days 2134 Days

23 total progeny records from 7 contemporary groups

( 366 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.1%, FR: 16.7%, JE: 6.1%, NR: 4.0%, OTHER: 3.6%	HO: 71.3%, FR: 17.9%, JE: 6.0%, NR: 1.7%, OTHER: 1.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.2% 20.8% 19.4%	19.1% 20.1% 20.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.2kg 41.1kg 42.1kg	40.7kg 40.6kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	754 Days 1174 Days 2101 Days	760 Days 1124 Days 1974 Days

71 total progeny records from 13 contemporary groups

( 868 herdmate records from 13 contemporary groups)