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	High 14.4% 5.3%	78% ( High) 92% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 14.6% 5.4%	78% 92%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	38.6%	85%
May 2025	Birth Size (Progeny expected to be born large or extra large)	38.7%	85%
Sep 2025	Birth Weight (Expected progeny birth weight)	44.6 kg	81%
May 2025	Birth Weight (Expected progeny birth weight)	44.7 kg	81%
Sep 2025	Gestation (Days between conception and birth)	-1.82 days	91%
May 2025	Gestation (Days between conception and birth)	-1.79 days	91%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.77	91%
May 2025	Mortality (Calves dead at or soon after birth)	0.73	91%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.94%	81%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.01%	81%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 14.4% 5.3%	78% ( High) 92% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 14.6% 5.4%	78% 92%
Sep 2025	Birth Size	38.6%	85%
May 2025	Birth Size	38.7%	85%
Sep 2025	Birth Weight	44.6 kg	81%
May 2025	Birth Weight	44.7 kg	81%
Sep 2025	Gest	-1.82 days	91%
May 2025	Gest	-1.79 days	91%
Sep 2025	Mort	0.77	91%
May 2025	Mort	0.73	91%
Sep 2025	Maternal Calving Difficulty	4.94%	81%
May 2025	Maternal Calving Difficulty	5.01%	81%

142 total progeny records from 64 dairy contemporary groups

( 1,829 herdmate records from 64 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 89.3%, FR: 4.2%, JE: 0.0%, NR: 1.4%, OTHER: 3.8%	HO: 83.3%, FR: 11.3%, JE: 1.1%, NR: 0.9%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7% 3% 3%	7% 2.9% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	741 Days 1246 Days 2200 Days	750 Days 1191 Days 2208 Days

20 total progeny records from 8 contemporary groups

( 314 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 92.0%, FR: 2.3%, JE: 0.0%, NR: 0.0%, OTHER: 4.5%	HO: 91.2%, FR: 3.9%, JE: 0.0%, NR: 0.0%, OTHER: 2.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 19.7% 21.5%	0% 21.8% 21.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.8kg 42.4kg	0kg 41.9kg 42.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1290 Days 2360 Days	0 Days 1176 Days 2225 Days

10 total progeny records from 5 contemporary groups

( 131 herdmate records from 5 contemporary groups)