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 5.4% 2.0%	85% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 1.9%	84% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.4%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.2%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.1 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	91%
Sep 2025	Gestation (Days between conception and birth)	-3.14 days	99%
May 2025	Gestation (Days between conception and birth)	-3.13 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.11	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.20	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.23%	84%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.00%	82%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.0%	85% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 1.9%	84% 96%
Sep 2025	Birth Size	17.4%	95%
May 2025	Birth Size	17.2%	95%
Sep 2025	Birth Weight	42.1 kg	92%
May 2025	Birth Weight	42.2 kg	91%
Sep 2025	Gest	-3.14 days	99%
May 2025	Gest	-3.13 days	99%
Sep 2025	Mort	-0.11	99%
May 2025	Mort	-0.20	99%
Sep 2025	Maternal Calving Difficulty	4.23%	84%
May 2025	Maternal Calving Difficulty	4.00%	82%

889 total progeny records from 200 dairy contemporary groups

( 10,524 herdmate records from 197 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 48.4%, FR: 47.7%, JE: 0.7%, NR: 0.4%, OTHER: 0.8%	HO: 47.6%, FR: 46.3%, JE: 1.4%, NR: 0.6%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.7% 2.7%	6.7% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	780 Days 1130 Days 2212 Days	765 Days 1124 Days 2277 Days

109 total progeny records from 23 contemporary groups

( 1,648 herdmate records from 22 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.8%, FR: 33.7%, JE: 1.3%, NR: 0.1%, OTHER: 0.4%	HO: 59.4%, FR: 34.9%, JE: 2.7%, NR: 0.5%, OTHER: 0.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.1% 20.5% 19.6%	19.1% 19.1% 19.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40kg 41.1kg 41.4kg	41.3kg 41.2kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	746 Days 1137 Days 2069 Days	750 Days 1122 Days 2237 Days

64 total progeny records from 9 contemporary groups

( 385 herdmate records from 9 contemporary groups)