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% 2.6%	93% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.6%	93% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.3%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.9%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	83%
May 2025	Birth Weight (Expected progeny birth weight)	41.8 kg	87%
Sep 2025	Gestation (Days between conception and birth)	-3.32 days	99%
May 2025	Gestation (Days between conception and birth)	-3.33 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.24	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.24	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.44%	93%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.39%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.6%	93% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.6%	93% 97%
Sep 2025	Birth Size	17.3%	94%
May 2025	Birth Size	16.9%	94%
Sep 2025	Birth Weight	41.2 kg	83%
May 2025	Birth Weight	41.8 kg	87%
Sep 2025	Gest	-3.32 days	99%
May 2025	Gest	-3.33 days	99%
Sep 2025	Mort	-0.24	99%
May 2025	Mort	-0.24	99%
Sep 2025	Maternal Calving Difficulty	5.44%	93%
May 2025	Maternal Calving Difficulty	5.39%	93%

1,065 total progeny records from 168 dairy contemporary groups

( 15,329 herdmate records from 168 dairy contemporary groups)

139 progeny ( 1,381 herdmates) born to heifers
280 progeny ( 3,770 herdmates) born to 2nd parity dam
646 progeny ( 10,178 herdmates) born to ≥3rd parity dam
49.9% progeny (48.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.4%, FR: 24.5%, JE: 11.8%, NR: 1.2%, OTHER: 0.8%	HO: 61.1%, FR: 24.4%, JE: 11.4%, NR: 0.8%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.4% 2.5%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1109 Days 2073 Days	736 Days 1116 Days 2155 Days

86 total progeny records from 14 contemporary groups

( 1,747 herdmate records from 14 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.4%, FR: 21.7%, JE: 6.5%, NR: 0.0%, OTHER: 0.3%	HO: 68.3%, FR: 20.9%, JE: 7.4%, NR: 0.4%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.4% 19.7% 19%	17.9% 18% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.5kg 40.7kg 40.5kg	40.6kg 40.5kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1105 Days 1999 Days	737 Days 1119 Days 2075 Days

22 total progeny records from 4 contemporary groups

( 708 herdmate records from 4 contemporary groups)