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	High 9.0% 3.5%	73% ( High) 85% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.0% 3.6%	73% 85%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.2%	81%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.4%	81%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.9 kg	69%
May 2025	Birth Weight (Expected progeny birth weight)	43.1 kg	69%
Sep 2025	Gestation (Days between conception and birth)	-1.75 days	94%
May 2025	Gestation (Days between conception and birth)	-1.76 days	94%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.41	94%
May 2025	Mortality (Calves dead at or soon after birth)	-0.41	94%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.28%	79%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.31%	79%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.0% 3.5%	73% ( High) 85% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.0% 3.6%	73% 85%
Sep 2025	Birth Size	24.2%	81%
May 2025	Birth Size	24.4%	81%
Sep 2025	Birth Weight	42.9 kg	69%
May 2025	Birth Weight	43.1 kg	69%
Sep 2025	Gest	-1.75 days	94%
May 2025	Gest	-1.76 days	94%
Sep 2025	Mort	-0.41	94%
May 2025	Mort	-0.41	94%
Sep 2025	Maternal Calving Difficulty	5.28%	79%
May 2025	Maternal Calving Difficulty	5.31%	79%

164 total progeny records from 56 dairy contemporary groups

( 3,401 herdmate records from 56 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 42.2%, FR: 53.8%, JE: 1.1%, NR: 0.1%, OTHER: 1.1%	HO: 44.2%, FR: 50.2%, JE: 1.6%, NR: 0.3%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.3% 2.8% 2.7%	5.9% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	755 Days 1108 Days 2163 Days	729 Days 1122 Days 2233 Days

14 total progeny records from 5 contemporary groups

( 149 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 61.0%, FR: 33.4%, JE: 0.2%, NR: 0.0%, OTHER: 2.6%	HO: 44.6%, FR: 41.9%, JE: 0.2%, NR: 2.1%, OTHER: 4.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 22.3% 20.3%	0% 20.6% 20.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.7kg 42.1kg	0kg 41.4kg 41.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1094 Days 1986 Days	0 Days 1133 Days 2257 Days

5 total progeny records from 2 contemporary groups

( 207 herdmate records from 2 contemporary groups)