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 10.5% 4.2%	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 10.5% 4.2%	95% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	28.7%	82%
May 2025	Birth Size (Progeny expected to be born large or extra large)	29.2%	82%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.6 kg	82%
May 2025	Birth Weight (Expected progeny birth weight)	42.6 kg	82%
Sep 2025	Gestation (Days between conception and birth)	-2.96 days	97%
May 2025	Gestation (Days between conception and birth)	-2.96 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.57	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.58	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.16%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.19%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.5% 4.2%	95% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.5% 4.2%	95% 97%
Sep 2025	Birth Size	28.7%	82%
May 2025	Birth Size	29.2%	82%
Sep 2025	Birth Weight	42.6 kg	82%
May 2025	Birth Weight	42.6 kg	82%
Sep 2025	Gest	-2.96 days	97%
May 2025	Gest	-2.96 days	97%
Sep 2025	Mort	-0.57	97%
May 2025	Mort	-0.58	97%
Sep 2025	Maternal Calving Difficulty	5.16%	92%
May 2025	Maternal Calving Difficulty	5.19%	91%

529 total progeny records from 193 dairy contemporary groups

( 4,916 herdmate records from 193 dairy contemporary groups)

121 progeny ( 1,108 herdmates) born to heifers
109 progeny ( 1,246 herdmates) born to 2nd parity dam
299 progeny ( 2,562 herdmates) born to ≥3rd parity dam
36.7% progeny (41.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 92.1%, FR: 7.1%, JE: 0.1%, NR: 0.0%, OTHER: 0.0%	HO: 94.8%, FR: 4.1%, JE: 0.2%, NR: 0.0%, OTHER: 0.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.1% 3.4% 3.3%	7.7% 3.2% 3.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	817 Days 1253 Days 2295 Days	816 Days 1239 Days 2207 Days

13 total progeny records from 6 contemporary groups

( 196 herdmate records from 6 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 93.6%, FR: 4.5%, JE: 0.0%, NR: 0.0%, OTHER: 0.3%	HO: 92.5%, FR: 4.7%, JE: 0.8%, NR: 0.2%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.1% 24.3% 26.6%	22.2% 21.1% 22.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.3kg 41.7kg 40.9kg	41.3kg 41.2kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1208 Days 2161 Days	756 Days 1175 Days 2177 Days

11 total progeny records from 4 contemporary groups

( 113 herdmate records from 4 contemporary groups)