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 7.3% 2.9%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.5% 2.9%	95% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.4%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.7%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-3.44 days	99%
May 2025	Gestation (Days between conception and birth)	-3.43 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.59	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.60	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.65%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.57%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 2.9%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.5% 2.9%	95% 98%
Sep 2025	Birth Size	21.4%	96%
May 2025	Birth Size	21.7%	96%
Sep 2025	Birth Weight	41.2 kg	93%
May 2025	Birth Weight	41.3 kg	96%
Sep 2025	Gest	-3.44 days	99%
May 2025	Gest	-3.43 days	99%
Sep 2025	Mort	-0.59	99%
May 2025	Mort	-0.60	99%
Sep 2025	Maternal Calving Difficulty	4.65%	95%
May 2025	Maternal Calving Difficulty	4.57%	94%

1,847 total progeny records from 532 dairy contemporary groups

( 35,662 herdmate records from 530 dairy contemporary groups)

238 progeny ( 2,343 herdmates) born to heifers
454 progeny ( 8,005 herdmates) born to 2nd parity dam
1,155 progeny ( 25,314 herdmates) born to ≥3rd parity dam
43.6% progeny (49.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 77.4%, FR: 18.4%, JE: 1.1%, NR: 0.4%, OTHER: 1.1%	HO: 75.1%, FR: 19.3%, JE: 2.0%, NR: 0.4%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.6% 2.6%	6.4% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	736 Days 1120 Days 2123 Days	742 Days 1125 Days 2219 Days

127 total progeny records from 40 contemporary groups

( 3,051 herdmate records from 39 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 77.8%, FR: 18.2%, JE: 0.8%, NR: 0.0%, OTHER: 1.4%	HO: 74.1%, FR: 21.1%, JE: 0.9%, NR: 0.5%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18% 19.9% 19.1%	19.3% 19.4% 19.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.9kg 41.3kg 41.4kg	41.3kg 41.1kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	722 Days 1124 Days 2083 Days	765 Days 1124 Days 2255 Days

83 total progeny records from 18 contemporary groups

( 1,410 herdmate records from 18 contemporary groups)