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 6.3% 2.5%	92% ( 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 6.2% 2.5%	91% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.5%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.6%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	80%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	80%
Sep 2025	Gestation (Days between conception and birth)	-3.30 days	98%
May 2025	Gestation (Days between conception and birth)	-3.29 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.34	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.55	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.86%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.01%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.5%	92% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.5%	91% 96%
Sep 2025	Birth Size	21.5%	93%
May 2025	Birth Size	21.6%	94%
Sep 2025	Birth Weight	40.9 kg	80%
May 2025	Birth Weight	40.9 kg	80%
Sep 2025	Gest	-3.30 days	98%
May 2025	Gest	-3.29 days	98%
Sep 2025	Mort	-0.34	98%
May 2025	Mort	-0.55	98%
Sep 2025	Maternal Calving Difficulty	4.86%	90%
May 2025	Maternal Calving Difficulty	5.01%	90%

556 total progeny records from 159 dairy contemporary groups

( 8,771 herdmate records from 159 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 81.3%, FR: 14.7%, JE: 0.4%, NR: 0.5%, OTHER: 1.2%	HO: 78.7%, FR: 16.5%, JE: 0.7%, NR: 0.5%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.7% 2.8%	6.7% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	751 Days 1157 Days 2155 Days	754 Days 1147 Days 2195 Days

69 total progeny records from 26 contemporary groups

( 1,171 herdmate records from 26 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 76.7%, FR: 18.8%, JE: 1.0%, NR: 0.5%, OTHER: 0.5%	HO: 72.7%, FR: 18.6%, JE: 1.5%, NR: 0.8%, OTHER: 2.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21% 21.3% 20.4%	19.7% 19.7% 20.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.2kg 41.6kg	0kg 41.8kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	780 Days 1153 Days 2283 Days	750 Days 1124 Days 2207 Days

6 total progeny records from 6 contemporary groups

( 177 herdmate records from 6 contemporary groups)