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 5.8% 2.3%	90% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.3%	90% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.5%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.6%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.5 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	40.1 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-3.69 days	99%
May 2025	Gestation (Days between conception and birth)	-3.70 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.10	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.28	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.20%	84%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.15%	84%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.3%	90% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.3%	90% 96%
Sep 2025	Birth Size	19.5%	91%
May 2025	Birth Size	19.6%	91%
Sep 2025	Birth Weight	39.5 kg	94%
May 2025	Birth Weight	40.1 kg	94%
Sep 2025	Gest	-3.69 days	99%
May 2025	Gest	-3.70 days	99%
Sep 2025	Mort	-0.10	99%
May 2025	Mort	-0.28	99%
Sep 2025	Maternal Calving Difficulty	4.20%	84%
May 2025	Maternal Calving Difficulty	4.15%	84%

966 total progeny records from 120 dairy contemporary groups

( 18,236 herdmate records from 120 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.2%, FR: 19.3%, JE: 20.4%, NR: 0.9%, OTHER: 1.0%	HO: 58.0%, FR: 19.5%, JE: 19.5%, NR: 0.9%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.9% 2.4% 2.4%	5.8% 2.4% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	725 Days 1099 Days 2116 Days	732 Days 1106 Days 2161 Days

53 total progeny records from 10 contemporary groups

( 1,342 herdmate records from 10 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 55.5%, FR: 19.7%, JE: 20.7%, NR: 1.2%, OTHER: 1.1%	HO: 58.6%, FR: 19.6%, JE: 18.5%, NR: 1.1%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.5% 20.8% 17.7%	18% 16.6% 16.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	38.6kg 39kg 39kg	39.4kg 39.6kg 39.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	721 Days 1106 Days 2137 Days	734 Days 1105 Days 2183 Days

92 total progeny records from 9 contemporary groups

( 2,110 herdmate records from 9 contemporary groups)