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	Moderate 7.1% 2.7%	75% ( High) 93% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.0% 2.6%	75% 93%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.5%	87%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.2%	86%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	87%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	87%
Sep 2025	Gestation (Days between conception and birth)	-4.14 days	97%
May 2025	Gestation (Days between conception and birth)	-4.08 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.66	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.62	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.69%	79%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.67%	79%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.1% 2.7%	75% ( High) 93% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.0% 2.6%	75% 93%
Sep 2025	Birth Size	18.5%	87%
May 2025	Birth Size	18.2%	86%
Sep 2025	Birth Weight	40.4 kg	87%
May 2025	Birth Weight	40.5 kg	87%
Sep 2025	Gest	-4.14 days	97%
May 2025	Gest	-4.08 days	97%
Sep 2025	Mort	-0.66	97%
May 2025	Mort	-0.62	97%
Sep 2025	Maternal Calving Difficulty	4.69%	79%
May 2025	Maternal Calving Difficulty	4.67%	79%

305 total progeny records from 89 dairy contemporary groups

( 10,995 herdmate records from 89 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.7%, FR: 21.3%, JE: 5.7%, NR: 1.0%, OTHER: 0.9%	HO: 68.7%, FR: 20.8%, JE: 7.5%, NR: 0.8%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.5% 2.5%	6.3% 2.5% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	749 Days 1100 Days 2060 Days	749 Days 1113 Days 2164 Days

30 total progeny records from 10 contemporary groups

( 1,069 herdmate records from 10 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.1%, FR: 21.5%, JE: 2.8%, NR: 0.9%, OTHER: 0.9%	HO: 68.8%, FR: 22.3%, JE: 6.2%, NR: 1.1%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 17.7% 18.5%	0% 19% 18.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 40.4kg 40.9kg	40.4kg 40.4kg 40.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	706 Days 1099 Days 2047 Days	732 Days 1115 Days 2215 Days

23 total progeny records from 4 contemporary groups

( 718 herdmate records from 4 contemporary groups)