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 6.6% 2.5%	86% ( 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 6.7% 2.5%	86% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	25.7%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	26.1%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.3 kg	87%
May 2025	Birth Weight (Expected progeny birth weight)	42.6 kg	87%
Sep 2025	Gestation (Days between conception and birth)	-4.36 days	99%
May 2025	Gestation (Days between conception and birth)	-4.31 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.18	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.17	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.81%	84%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.85%	84%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.5%	86% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.7% 2.5%	86% 96%
Sep 2025	Birth Size	25.7%	95%
May 2025	Birth Size	26.1%	95%
Sep 2025	Birth Weight	42.3 kg	87%
May 2025	Birth Weight	42.6 kg	87%
Sep 2025	Gest	-4.36 days	99%
May 2025	Gest	-4.31 days	99%
Sep 2025	Mort	-0.18	99%
May 2025	Mort	-0.17	99%
Sep 2025	Maternal Calving Difficulty	4.81%	84%
May 2025	Maternal Calving Difficulty	4.85%	84%

972 total progeny records from 223 dairy contemporary groups

( 12,982 herdmate records from 223 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.2%, FR: 50.7%, JE: 0.7%, NR: 0.3%, OTHER: 2.2%	HO: 48.0%, FR: 45.0%, JE: 2.1%, NR: 0.5%, OTHER: 2.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.7% 2.7%	6.8% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	775 Days 1130 Days 2170 Days	773 Days 1128 Days 2219 Days

112 total progeny records from 22 contemporary groups

( 1,709 herdmate records from 22 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.0%, FR: 54.8%, JE: 0.5%, NR: 0.0%, OTHER: 0.3%	HO: 53.4%, FR: 41.6%, JE: 2.2%, NR: 0.4%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.3% 20.2% 20.2%	20.3% 20.5% 20.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.7kg 41.6kg 41.2kg	40kg 40.4kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	795 Days 1093 Days 1995 Days	755 Days 1132 Days 2224 Days

38 total progeny records from 6 contemporary groups

( 518 herdmate records from 6 contemporary groups)