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 5.6% 2.5%	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 5.6% 2.5%	93% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.7%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.4%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	91%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	91%
Sep 2025	Gestation (Days between conception and birth)	-1.70 days	98%
May 2025	Gestation (Days between conception and birth)	-1.69 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.06	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.07	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.16%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.22%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.5%	93% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.5%	93% 96%
Sep 2025	Birth Size	16.7%	95%
May 2025	Birth Size	16.4%	95%
Sep 2025	Birth Weight	40.4 kg	91%
May 2025	Birth Weight	40.5 kg	91%
Sep 2025	Gest	-1.70 days	98%
May 2025	Gest	-1.69 days	98%
Sep 2025	Mort	0.06	98%
May 2025	Mort	0.07	98%
Sep 2025	Maternal Calving Difficulty	5.16%	92%
May 2025	Maternal Calving Difficulty	5.22%	91%

734 total progeny records from 230 dairy contemporary groups

( 11,402 herdmate records from 227 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 79.4%, FR: 14.3%, JE: 1.3%, NR: 0.9%, OTHER: 2.6%	HO: 76.4%, FR: 18.7%, JE: 1.4%, NR: 0.6%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.8% 2.8%	6.5% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	783 Days 1151 Days 2189 Days	755 Days 1145 Days 2208 Days

92 total progeny records from 19 contemporary groups

( 1,009 herdmate records from 19 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 86.1%, FR: 8.6%, JE: 1.1%, NR: 1.4%, OTHER: 1.9%	HO: 76.6%, FR: 16.8%, JE: 1.3%, NR: 1.0%, OTHER: 2.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.8% 19.7% 21%	20.4% 19.6% 20.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 41.2kg 41.4kg	40.9kg 40.7kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	722 Days 1166 Days 2169 Days	760 Days 1153 Days 2196 Days

55 total progeny records from 7 contemporary groups

( 437 herdmate records from 7 contemporary groups)