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 5.0% 2.3%	91% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.4%	91% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.4%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.6%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-5.45 days	98%
May 2025	Gestation (Days between conception and birth)	-5.47 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.81	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.86	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.40%	85%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.47%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.3%	91% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.4%	91% 94%
Sep 2025	Birth Size	13.4%	91%
May 2025	Birth Size	13.6%	91%
Sep 2025	Birth Weight	40.6 kg	90%
May 2025	Birth Weight	40.7 kg	90%
Sep 2025	Gest	-5.45 days	98%
May 2025	Gest	-5.47 days	98%
Sep 2025	Mort	-0.81	98%
May 2025	Mort	-0.86	98%
Sep 2025	Maternal Calving Difficulty	4.40%	85%
May 2025	Maternal Calving Difficulty	4.47%	85%

436 total progeny records from 131 dairy contemporary groups

( 10,170 herdmate records from 131 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.8%, FR: 20.9%, JE: 3.3%, NR: 0.7%, OTHER: 1.1%	HO: 70.5%, FR: 21.1%, JE: 4.9%, NR: 0.9%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.5% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	741 Days 1096 Days 2057 Days	747 Days 1110 Days 2176 Days

49 total progeny records from 16 contemporary groups

( 1,366 herdmate records from 16 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.0%, FR: 24.8%, JE: 1.6%, NR: 0.4%, OTHER: 0.7%	HO: 67.0%, FR: 24.6%, JE: 3.4%, NR: 2.0%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.5% 18.9% 19%	19.4% 18.5% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.6kg 41.2kg 41.2kg	40.8kg 41kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1109 Days 1935 Days	735 Days 1100 Days 2159 Days

23 total progeny records from 8 contemporary groups

( 776 herdmate records from 8 contemporary groups)