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 6.3% 2.3%	95% ( 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 6.4% 2.3%	95% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.3%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.3%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-2.87 days	99%
May 2025	Gestation (Days between conception and birth)	-2.89 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.78	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.83	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.94%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.94%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.3%	95% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.3%	95% 97%
Sep 2025	Birth Size	17.3%	90%
May 2025	Birth Size	17.3%	90%
Sep 2025	Birth Weight	40.9 kg	93%
May 2025	Birth Weight	40.9 kg	93%
Sep 2025	Gest	-2.87 days	99%
May 2025	Gest	-2.89 days	99%
Sep 2025	Mort	-0.78	99%
May 2025	Mort	-0.83	99%
Sep 2025	Maternal Calving Difficulty	5.94%	95%
May 2025	Maternal Calving Difficulty	5.94%	95%

932 total progeny records from 216 dairy contemporary groups

( 14,014 herdmate records from 216 dairy contemporary groups)

90 progeny ( 1,159 herdmates) born to heifers
277 progeny ( 3,588 herdmates) born to 2nd parity dam
565 progeny ( 9,267 herdmates) born to ≥3rd parity dam
52.5% progeny (51.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.9%, FR: 25.1%, JE: 7.1%, NR: 1.1%, OTHER: 1.9%	HO: 62.6%, FR: 26.5%, JE: 5.7%, NR: 1.0%, OTHER: 2.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.5% 2.6%	6.2% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	746 Days 1117 Days 2090 Days	736 Days 1119 Days 2122 Days

25 total progeny records from 10 contemporary groups

( 642 herdmate records from 10 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.4%, FR: 29.3%, JE: 0.5%, NR: 0.0%, OTHER: 0.6%	HO: 61.1%, FR: 35.0%, JE: 1.2%, NR: 0.2%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.8% 19.8% 20.1%	19.3% 20.2% 20.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 40.7kg 41.9kg	40.9kg 40.8kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	748 Days 1102 Days 2280 Days	754 Days 1117 Days 2119 Days

33 total progeny records from 4 contemporary groups

( 429 herdmate records from 4 contemporary groups)