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 6.4% 2.5%	71% ( High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.5%	71% 93%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.7%	88%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.9%	87%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	79%
May 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	79%
Sep 2025	Gestation (Days between conception and birth)	-4.31 days	98%
May 2025	Gestation (Days between conception and birth)	-4.29 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.52	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.44	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.85%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.77%	79%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.5%	71% ( High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.5%	71% 93%
Sep 2025	Birth Size	16.7%	88%
May 2025	Birth Size	15.9%	87%
Sep 2025	Birth Weight	39.9 kg	79%
May 2025	Birth Weight	39.7 kg	79%
Sep 2025	Gest	-4.31 days	98%
May 2025	Gest	-4.29 days	98%
Sep 2025	Mort	-0.52	98%
May 2025	Mort	-0.44	98%
Sep 2025	Maternal Calving Difficulty	4.85%	80%
May 2025	Maternal Calving Difficulty	4.77%	79%

361 total progeny records from 79 dairy contemporary groups

( 9,289 herdmate records from 79 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.7%, FR: 24.1%, JE: 3.9%, NR: 0.2%, OTHER: 0.7%	HO: 66.5%, FR: 24.6%, JE: 6.0%, NR: 0.5%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.5% 2.5%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1100 Days 2061 Days	741 Days 1111 Days 2179 Days

33 total progeny records from 6 contemporary groups

( 697 herdmate records from 6 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.8%, FR: 23.6%, JE: 8.7%, NR: 0.2%, OTHER: 1.1%	HO: 66.4%, FR: 20.6%, JE: 10.1%, NR: 0.3%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20% 22.9% 19.1%	17.9% 19.1% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 38.2kg 40.1kg	0kg 39.5kg 39.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1096 Days 1931 Days	742 Days 1109 Days 2129 Days

8 total progeny records from 2 contemporary groups

( 333 herdmate records from 2 contemporary groups)