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 5.4% 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 5.4% 2.3%	95% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.3%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.2%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-5.04 days	99%
May 2025	Gestation (Days between conception and birth)	-5.04 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.35	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.41	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)	5.67%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.3%	95% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.3%	95% 97%
Sep 2025	Birth Size	15.3%	96%
May 2025	Birth Size	15.2%	96%
Sep 2025	Birth Weight	40.6 kg	95%
May 2025	Birth Weight	40.8 kg	95%
Sep 2025	Gest	-5.04 days	99%
May 2025	Gest	-5.04 days	99%
Sep 2025	Mort	-0.35	99%
May 2025	Mort	-0.41	99%
Sep 2025	Maternal Calving Difficulty	5.94%	95%
May 2025	Maternal Calving Difficulty	5.67%	94%

1,380 total progeny records from 312 dairy contemporary groups

( 23,777 herdmate records from 309 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.4%, FR: 28.6%, JE: 1.6%, NR: 0.9%, OTHER: 1.0%	HO: 66.8%, FR: 27.2%, JE: 2.4%, NR: 0.8%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.5% 2.6%	6.3% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1122 Days 2203 Days	742 Days 1118 Days 2197 Days

148 total progeny records from 33 contemporary groups

( 3,284 herdmate records from 33 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.3%, FR: 32.9%, JE: 1.8%, NR: 3.1%, OTHER: 1.6%	HO: 64.0%, FR: 27.7%, JE: 3.2%, NR: 1.4%, OTHER: 2.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.9% 18.9% 18.6%	19.8% 19.3% 19.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 40.5kg 41kg	41.2kg 40.7kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	720 Days 1112 Days 2219 Days	741 Days 1113 Days 2188 Days

61 total progeny records from 12 contemporary groups

( 1,247 herdmate records from 12 contemporary groups)