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	Low 6.0% 2.2%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.2%	95% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.5%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.5%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	91%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	91%
Sep 2025	Gestation (Days between conception and birth)	-4.49 days	99%
May 2025	Gestation (Days between conception and birth)	-4.49 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.32	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.39	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.60%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.58%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.2%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.2%	95% 98%
Sep 2025	Birth Size	15.5%	95%
May 2025	Birth Size	15.5%	95%
Sep 2025	Birth Weight	40.8 kg	91%
May 2025	Birth Weight	40.9 kg	91%
Sep 2025	Gest	-4.49 days	99%
May 2025	Gest	-4.49 days	99%
Sep 2025	Mort	-0.32	99%
May 2025	Mort	-0.39	99%
Sep 2025	Maternal Calving Difficulty	5.60%	96%
May 2025	Maternal Calving Difficulty	5.58%	96%

1,606 total progeny records from 200 dairy contemporary groups

( 19,319 herdmate records from 200 dairy contemporary groups)

215 progeny ( 1,629 herdmates) born to heifers
397 progeny ( 4,423 herdmates) born to 2nd parity dam
994 progeny ( 13,267 herdmates) born to ≥3rd parity dam
54.5% progeny (51.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.1%, FR: 21.7%, JE: 14.8%, NR: 2.0%, OTHER: 2.1%	HO: 59.0%, FR: 20.9%, JE: 13.5%, NR: 1.8%, OTHER: 2.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.4% 2.4%	6.1% 2.4% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	750 Days 1103 Days 2067 Days	736 Days 1111 Days 2121 Days

74 total progeny records from 12 contemporary groups

( 1,546 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.7%, FR: 22.5%, JE: 17.1%, NR: 0.0%, OTHER: 1.1%	HO: 60.0%, FR: 19.4%, JE: 17.7%, NR: 0.3%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16% 16.2% 17.1%	16.7% 16.9% 17.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 38.8kg 38.8kg	0kg 39.3kg 39.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	983 Days 1102 Days 2219 Days	729 Days 1115 Days 2144 Days

18 total progeny records from 4 contemporary groups

( 1,404 herdmate records from 4 contemporary groups)