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 5.3% 2.3%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.3%	97% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.8%	87%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.7%	87%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.7 kg	88%
May 2025	Birth Weight (Expected progeny birth weight)	38.8 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-1.47 days	99%
May 2025	Gestation (Days between conception and birth)	-1.47 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.48	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.55	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.66%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.66%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.3%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.3%	97% 98%
Sep 2025	Birth Size	14.8%	87%
May 2025	Birth Size	14.7%	87%
Sep 2025	Birth Weight	38.7 kg	88%
May 2025	Birth Weight	38.8 kg	88%
Sep 2025	Gest	-1.47 days	99%
May 2025	Gest	-1.47 days	99%
Sep 2025	Mort	-0.48	99%
May 2025	Mort	-0.55	99%
Sep 2025	Maternal Calving Difficulty	4.66%	95%
May 2025	Maternal Calving Difficulty	4.66%	95%

1,142 total progeny records from 154 dairy contemporary groups

( 13,016 herdmate records from 152 dairy contemporary groups)

368 progeny ( 1,703 herdmates) born to heifers
225 progeny ( 3,574 herdmates) born to 2nd parity dam
549 progeny ( 7,739 herdmates) born to ≥3rd parity dam
48.2% progeny (50.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 52.3%, FR: 18.5%, JE: 23.2%, NR: 0.9%, OTHER: 2.1%	HO: 52.1%, FR: 17.6%, JE: 23.1%, NR: 1.7%, OTHER: 2.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.5% 2.3% 2.5%	5.7% 2.4% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1118 Days 2178 Days	733 Days 1115 Days 2089 Days

15 total progeny records from 2 contemporary groups

( 220 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 55.1%, FR: 17.7%, JE: 18.3%, NR: 2.5%, OTHER: 3.4%	HO: 48.6%, FR: 18.0%, JE: 24.2%, NR: 2.0%, OTHER: 3.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.6% 0% 24.3%	15.9% 0% 15.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.3kg 38.5kg 39.2kg	39.4kg 38.5kg 39.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	709 Days 1110 Days 2056 Days	731 Days 1123 Days 2246 Days

6 total progeny records from 4 contemporary groups

( 131 herdmate records from 4 contemporary groups)