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 5.0% 2.4%	80% ( V High) 90% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.5%	80% 90%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	4.9%	79%
May 2025	Birth Size (Progeny expected to be born large or extra large)	3.8%	79%
Sep 2025	Birth Weight (Expected progeny birth weight)	36.6 kg	74%
May 2025	Birth Weight (Expected progeny birth weight)	36.7 kg	75%
Sep 2025	Gestation (Days between conception and birth)	-2.00 days	97%
May 2025	Gestation (Days between conception and birth)	-1.99 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.15	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.14	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.73%	78%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.63%	78%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.4%	80% ( V High) 90% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.5%	80% 90%
Sep 2025	Birth Size	4.9%	79%
May 2025	Birth Size	3.8%	79%
Sep 2025	Birth Weight	36.6 kg	74%
May 2025	Birth Weight	36.7 kg	75%
Sep 2025	Gest	-2.00 days	97%
May 2025	Gest	-1.99 days	97%
Sep 2025	Mort	-0.15	97%
May 2025	Mort	-0.14	97%
Sep 2025	Maternal Calving Difficulty	4.73%	78%
May 2025	Maternal Calving Difficulty	4.63%	78%

194 total progeny records from 34 dairy contemporary groups

( 5,175 herdmate records from 34 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 56.7%, FR: 17.1%, JE: 23.1%, NR: 0.8%, OTHER: 0.8%	HO: 55.6%, FR: 16.4%, JE: 23.4%, NR: 1.4%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.4% 2.4%	5.6% 2.4% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1100 Days 1959 Days	735 Days 1107 Days 2141 Days

9 total progeny records from 2 contemporary groups

( 378 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 81.3%, FR: 17.7%, JE: 0.5%, NR: 0.0%, OTHER: 0.0%	HO: 72.2%, FR: 20.3%, JE: 6.8%, NR: 0.3%, OTHER: 0.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	14.4% 18.5% 22.6%	12.9% 17.7% 17.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.8kg 41.7kg	0kg 40.6kg 40.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	715 Days 1095 Days 1645 Days	733 Days 1102 Days 2130 Days

4 total progeny records from 2 contemporary groups

( 547 herdmate records from 2 contemporary groups)