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 8.2% 3.7%	95% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.3% 3.8%	95% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.5%	75%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.1%	75%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.3 kg	79%
May 2025	Birth Weight (Expected progeny birth weight)	42.4 kg	77%
Sep 2025	Gestation (Days between conception and birth)	-1.98 days	98%
May 2025	Gestation (Days between conception and birth)	-2.02 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.22	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.21	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.38%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.39%	92%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.2% 3.7%	95% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.3% 3.8%	95% 97%
Sep 2025	Birth Size	22.5%	75%
May 2025	Birth Size	23.1%	75%
Sep 2025	Birth Weight	42.3 kg	79%
May 2025	Birth Weight	42.4 kg	77%
Sep 2025	Gest	-1.98 days	98%
May 2025	Gest	-2.02 days	98%
Sep 2025	Mort	-0.22	98%
May 2025	Mort	-0.21	98%
Sep 2025	Maternal Calving Difficulty	4.38%	92%
May 2025	Maternal Calving Difficulty	4.39%	92%

610 total progeny records from 302 dairy contemporary groups

( 7,763 herdmate records from 297 dairy contemporary groups)

141 progeny ( 1,440 herdmates) born to heifers
168 progeny ( 1,992 herdmates) born to 2nd parity dam
301 progeny ( 4,331 herdmates) born to ≥3rd parity dam
33.4% progeny (41.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 98.0%, FR: 1.6%, JE: 0.0%, NR: 0.0%, OTHER: 0.2%	HO: 95.0%, FR: 3.6%, JE: 0.5%, NR: 0.0%, OTHER: 0.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.2% 3.5% 3.5%	7.5% 3.2% 3.2%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	819 Days 1260 Days 2195 Days	813 Days 1220 Days 2229 Days

4 total progeny records from 4 contemporary groups

( 269 herdmate records from 4 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 98.7%, FR: 1.3%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%	HO: 96.9%, FR: 3.0%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.6% 0% 0%	21.8% 0% 0%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42.5kg 42.2kg 42.6kg	42kg 42kg 42.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	819 Days 1093 Days 1518 Days	750 Days 1136 Days 2057 Days

8 total progeny records from 4 contemporary groups

( 189 herdmate records from 4 contemporary groups)