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 5.8% 2.5%	94% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	94% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.3%	86%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.4%	86%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	84%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	84%
Sep 2025	Gestation (Days between conception and birth)	-3.58 days	98%
May 2025	Gestation (Days between conception and birth)	-3.57 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.15	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.14	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.84%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.85%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.5%	94% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	94% 96%
Sep 2025	Birth Size	19.3%	86%
May 2025	Birth Size	19.4%	86%
Sep 2025	Birth Weight	41.4 kg	84%
May 2025	Birth Weight	41.6 kg	84%
Sep 2025	Gest	-3.58 days	98%
May 2025	Gest	-3.57 days	98%
Sep 2025	Mort	0.15	98%
May 2025	Mort	0.14	98%
Sep 2025	Maternal Calving Difficulty	4.84%	90%
May 2025	Maternal Calving Difficulty	4.85%	91%

417 total progeny records from 141 dairy contemporary groups

( 5,169 herdmate records from 141 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 90.2%, FR: 8.8%, JE: 0.4%, NR: 0.0%, OTHER: 0.1%	HO: 87.4%, FR: 10.8%, JE: 0.6%, NR: 0.1%, OTHER: 0.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.7% 2.8%	6.8% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	750 Days 1138 Days 2032 Days	766 Days 1156 Days 2156 Days

20 total progeny records from 7 contemporary groups

( 303 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 91.4%, FR: 8.1%, JE: 0.0%, NR: 0.0%, OTHER: 0.2%	HO: 88.1%, FR: 9.9%, JE: 0.3%, NR: 0.1%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.4% 21.1% 20.5%	19.9% 19.6% 20.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.7kg 42.4kg 41.8kg	41.7kg 41.5kg 42kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	719 Days 1110 Days 1770 Days	734 Days 1131 Days 2143 Days

12 total progeny records from 5 contemporary groups

( 50 herdmate records from 5 contemporary groups)