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 3.7% 1.7%	71% ( High) 85% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.8% 1.7%	71% 84%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	9.1%	77%
May 2025	Birth Size (Progeny expected to be born large or extra large)	9.2%	77%
Sep 2025	Birth Weight (Expected progeny birth weight)	36.1 kg	86%
May 2025	Birth Weight (Expected progeny birth weight)	36.3 kg	85%
Sep 2025	Gestation (Days between conception and birth)	-2.89 days	94%
May 2025	Gestation (Days between conception and birth)	-2.85 days	94%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.91	94%
May 2025	Mortality (Calves dead at or soon after birth)	0.85	94%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.72%	70%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.58%	69%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.7% 1.7%	71% ( High) 85% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.8% 1.7%	71% 84%
Sep 2025	Birth Size	9.1%	77%
May 2025	Birth Size	9.2%	77%
Sep 2025	Birth Weight	36.1 kg	86%
May 2025	Birth Weight	36.3 kg	85%
Sep 2025	Gest	-2.89 days	94%
May 2025	Gest	-2.85 days	94%
Sep 2025	Mort	0.91	94%
May 2025	Mort	0.85	94%
Sep 2025	Maternal Calving Difficulty	4.72%	70%
May 2025	Maternal Calving Difficulty	4.58%	69%

104 total progeny records from 32 dairy contemporary groups

( 6,535 herdmate records from 32 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 54.3%, FR: 19.2%, JE: 23.4%, NR: 0.5%, OTHER: 1.3%	HO: 53.4%, FR: 18.3%, JE: 25.0%, NR: 0.8%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.4% 2.4%	5.6% 2.4% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	723 Days 1093 Days 2170 Days	726 Days 1107 Days 2185 Days

7 total progeny records from 1 contemporary groups

( 170 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.9%, FR: 19.7%, JE: 18.4%, NR: 0.0%, OTHER: 0.6%	HO: 60.2%, FR: 18.4%, JE: 18.4%, NR: 1.0%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 17.3% 17.9%	0% 15.7% 17.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 39.3kg 39.9kg	0kg 39.8kg 39.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1086 Days 2001 Days	0 Days 1102 Days 2133 Days

17 total progeny records from 4 contemporary groups

( 723 herdmate records from 4 contemporary groups)