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 8.0% 3.1%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.9% 3.1%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.8%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.1%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-1.82 days	99%
May 2025	Gestation (Days between conception and birth)	-1.83 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.43	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.50	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.18%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.18%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.0% 3.1%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.9% 3.1%	98% 99%
Sep 2025	Birth Size	17.8%	93%
May 2025	Birth Size	17.1%	93%
Sep 2025	Birth Weight	41.4 kg	93%
May 2025	Birth Weight	41.4 kg	93%
Sep 2025	Gest	-1.82 days	99%
May 2025	Gest	-1.83 days	99%
Sep 2025	Mort	-0.43	99%
May 2025	Mort	-0.50	99%
Sep 2025	Maternal Calving Difficulty	6.18%	99%
May 2025	Maternal Calving Difficulty	6.18%	99%

2,801 total progeny records from 967 dairy contemporary groups

( 23,320 herdmate records from 948 dairy contemporary groups)

287 progeny ( 1,041 herdmates) born to heifers
591 progeny ( 6,324 herdmates) born to 2nd parity dam
1,923 progeny ( 15,955 herdmates) born to ≥3rd parity dam
51.6% progeny (51.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 56.8%, FR: 11.4%, JE: 0.4%, NR: 0.3%, OTHER: 13.9%	HO: 56.6%, FR: 14.9%, JE: 1.1%, NR: 0.4%, OTHER: 12.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.4% 3.4% 3.5%	8.4% 3.3% 3.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	857 Days 1221 Days 2353 Days	813 Days 1194 Days 2295 Days

5 total progeny records from 3 contemporary groups

( 34 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.2%, FR: 14.8%, JE: 0.0%, NR: 0.5%, OTHER: 10.3%	HO: 56.4%, FR: 16.9%, JE: 0.5%, NR: 1.2%, OTHER: 8.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 23.8%	0% 0% 24.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 42kg 41.9kg	41.9kg 41.8kg 41.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	939 Days 1098 Days 2362 Days	765 Days 1180 Days 2372 Days

46 total progeny records from 14 contemporary groups

( 520 herdmate records from 14 contemporary groups)