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 6.9% 2.6%	70% ( High) 91% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.4%	68% 91%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.8%	69%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.0%	69%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.0 kg	72%
May 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	72%
Sep 2025	Gestation (Days between conception and birth)	-2.37 days	97%
May 2025	Gestation (Days between conception and birth)	-2.34 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.67	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.78	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.87%	78%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.85%	77%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 6.9% 2.6%	70% ( High) 91% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.4%	68% 91%
Sep 2025	Birth Size	19.8%	69%
May 2025	Birth Size	19.0%	69%
Sep 2025	Birth Weight	40.0 kg	72%
May 2025	Birth Weight	39.8 kg	72%
Sep 2025	Gest	-2.37 days	97%
May 2025	Gest	-2.34 days	97%
Sep 2025	Mort	-0.67	97%
May 2025	Mort	-0.78	97%
Sep 2025	Maternal Calving Difficulty	4.87%	78%
May 2025	Maternal Calving Difficulty	4.85%	77%

189 total progeny records from 75 dairy contemporary groups

( 3,952 herdmate records from 75 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.1%, FR: 17.0%, JE: 1.3%, NR: 2.2%, OTHER: 3.3%	HO: 75.8%, FR: 18.7%, JE: 1.5%, NR: 0.8%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.2% 2.8% 2.8%	6.7% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	831 Days 1148 Days 2387 Days	756 Days 1135 Days 2263 Days

5 total progeny records from 3 contemporary groups

( 139 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.3%, FR: 14.8%, JE: 0.0%, NR: 1.1%, OTHER: 1.1%	HO: 75.9%, FR: 13.8%, JE: 0.0%, NR: 2.2%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 19.9%	0% 0% 19.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 41.9kg	0kg 0kg 42kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 0 Days 2743 Days	0 Days 0 Days 2476 Days

6 total progeny records from 2 contemporary groups

( 65 herdmate records from 2 contemporary groups)