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 5.1% 2.3%	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 5.1% 2.3%	93% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.6%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.7%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.0 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	39.1 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-4.52 days	99%
May 2025	Gestation (Days between conception and birth)	-4.53 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)	-0.90	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.83%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.73%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.3%	93% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.3%	93% 97%
Sep 2025	Birth Size	15.6%	95%
May 2025	Birth Size	15.7%	95%
Sep 2025	Birth Weight	39.0 kg	93%
May 2025	Birth Weight	39.1 kg	93%
Sep 2025	Gest	-4.52 days	99%
May 2025	Gest	-4.53 days	99%
Sep 2025	Mort	-0.78	99%
May 2025	Mort	-0.90	99%
Sep 2025	Maternal Calving Difficulty	4.83%	91%
May 2025	Maternal Calving Difficulty	4.73%	91%

1,193 total progeny records from 170 dairy contemporary groups

( 21,764 herdmate records from 170 dairy contemporary groups)

172 progeny ( 1,539 herdmates) born to heifers
247 progeny ( 4,866 herdmates) born to 2nd parity dam
774 progeny ( 15,359 herdmates) born to ≥3rd parity dam
45% progeny (48.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 55.0%, FR: 20.0%, JE: 22.0%, NR: 0.8%, OTHER: 1.0%	HO: 58.8%, FR: 21.3%, JE: 16.7%, NR: 0.8%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.8% 2.4% 2.3%	5.8% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	724 Days 1102 Days 2101 Days	733 Days 1107 Days 2172 Days

101 total progeny records from 17 contemporary groups

( 2,199 herdmate records from 17 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.6%, FR: 21.1%, JE: 17.2%, NR: 0.7%, OTHER: 0.9%	HO: 63.4%, FR: 20.3%, JE: 13.4%, NR: 0.6%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.5% 17.4% 16.5%	17.9% 17.4% 17.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.9kg 39.8kg 40kg	39.9kg 40.2kg 40.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	723 Days 1104 Days 2000 Days	736 Days 1104 Days 2119 Days

82 total progeny records from 11 contemporary groups

( 2,284 herdmate records from 11 contemporary groups)