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 5.9% 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 5.9% 2.5%	93% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.5%	78%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.4%	78%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-3.75 days	99%
May 2025	Gestation (Days between conception and birth)	-3.75 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.24	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.29	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.19%	93%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.17%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.5%	93% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.5%	93% 97%
Sep 2025	Birth Size	18.5%	78%
May 2025	Birth Size	18.4%	78%
Sep 2025	Birth Weight	40.5 kg	92%
May 2025	Birth Weight	40.6 kg	92%
Sep 2025	Gest	-3.75 days	99%
May 2025	Gest	-3.75 days	99%
Sep 2025	Mort	-0.24	99%
May 2025	Mort	-0.29	99%
Sep 2025	Maternal Calving Difficulty	5.19%	93%
May 2025	Maternal Calving Difficulty	5.17%	93%

720 total progeny records from 209 dairy contemporary groups

( 8,774 herdmate records from 206 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 86.9%, FR: 10.1%, JE: 0.7%, NR: 0.1%, OTHER: 0.6%	HO: 84.2%, FR: 11.2%, JE: 1.8%, NR: 0.2%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.3% 2.9% 2.9%	7% 2.8% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	833 Days 1200 Days 2112 Days	776 Days 1173 Days 2128 Days

3 total progeny records from 2 contemporary groups

( 128 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 89.7%, FR: 7.8%, JE: 0.1%, NR: 0.0%, OTHER: 0.1%	HO: 87.1%, FR: 10.4%, JE: 0.5%, NR: 0.6%, OTHER: 0.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 23.6%	0% 0% 21.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.5kg 40.1kg 41.1kg	41kg 41.3kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	751 Days 1097 Days 2219 Days	754 Days 1127 Days 2216 Days

26 total progeny records from 7 contemporary groups

( 464 herdmate records from 7 contemporary groups)