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 6.3% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.5%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.5%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-5.38 days	99%
May 2025	Gestation (Days between conception and birth)	-5.41 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.57	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.64	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.61%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.56%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.3%	99% 99%
Sep 2025	Birth Size	18.5%	96%
May 2025	Birth Size	18.5%	96%
Sep 2025	Birth Weight	40.8 kg	96%
May 2025	Birth Weight	40.8 kg	96%
Sep 2025	Gest	-5.38 days	99%
May 2025	Gest	-5.41 days	99%
Sep 2025	Mort	-0.57	99%
May 2025	Mort	-0.64	99%
Sep 2025	Maternal Calving Difficulty	5.61%	99%
May 2025	Maternal Calving Difficulty	5.56%	99%

6,351 total progeny records from 1,867 dairy contemporary groups

( 69,263 herdmate records from 1,831 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.9%, FR: 15.7%, JE: 1.7%, NR: 0.8%, OTHER: 2.0%	HO: 76.0%, FR: 15.1%, JE: 2.3%, NR: 0.8%, OTHER: 2.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.8% 3.1%	7.1% 2.8% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	782 Days 1156 Days 2172 Days	780 Days 1156 Days 2153 Days

12 total progeny records from 7 contemporary groups

( 339 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 74.3%, FR: 13.4%, JE: 1.4%, NR: 0.7%, OTHER: 5.5%	HO: 74.3%, FR: 17.9%, JE: 1.5%, NR: 0.7%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 19.2% 21.8%	0% 20.9% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 42kg 42kg	41.1kg 41.2kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	816 Days 1132 Days 2251 Days	777 Days 1143 Days 2178 Days

138 total progeny records from 28 contemporary groups

( 1,663 herdmate records from 28 contemporary groups)