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 5.5% 2.3%	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 5.5% 2.3%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.3%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.4%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-3.16 days	99%
May 2025	Gestation (Days between conception and birth)	-3.18 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.54	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.61	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.62%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.59%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.3%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.3%	98% 99%
Sep 2025	Birth Size	19.3%	96%
May 2025	Birth Size	19.4%	96%
Sep 2025	Birth Weight	40.9 kg	92%
May 2025	Birth Weight	40.8 kg	92%
Sep 2025	Gest	-3.16 days	99%
May 2025	Gest	-3.18 days	99%
Sep 2025	Mort	-0.54	99%
May 2025	Mort	-0.61	99%
Sep 2025	Maternal Calving Difficulty	5.62%	99%
May 2025	Maternal Calving Difficulty	5.59%	99%

2,870 total progeny records from 1,075 dairy contemporary groups

( 26,571 herdmate records from 1,052 dairy contemporary groups)

460 progeny ( 1,905 herdmates) born to heifers
631 progeny ( 6,635 herdmates) born to 2nd parity dam
1,779 progeny ( 18,031 herdmates) born to ≥3rd parity dam
48.6% progeny (51.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.1%, FR: 22.4%, JE: 0.4%, NR: 0.2%, OTHER: 1.9%	HO: 63.7%, FR: 25.4%, JE: 0.7%, NR: 0.5%, OTHER: 2.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.5% 3.2% 3.3%	7.3% 3.1% 3.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	803 Days 1177 Days 2306 Days	768 Days 1167 Days 2270 Days

27 total progeny records from 2 contemporary groups

( 173 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.8%, FR: 26.5%, JE: 0.8%, NR: 0.0%, OTHER: 4.3%	HO: 55.8%, FR: 34.0%, JE: 0.7%, NR: 0.3%, OTHER: 3.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 19.3% 18.7%	0% 18.2% 18.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 42.2kg 42.2kg	41.8kg 41.8kg 41.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	722 Days 1089 Days 2171 Days	758 Days 1120 Days 2347 Days

44 total progeny records from 8 contemporary groups

( 617 herdmate records from 8 contemporary groups)