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	Moderate 7.5% 2.9%	92% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.6% 2.9%	91% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.2%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.3%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.7 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	42.6 kg	91%
Sep 2025	Gestation (Days between conception and birth)	-3.83 days	99%
May 2025	Gestation (Days between conception and birth)	-3.83 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.69	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.72	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.01%	93%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.97%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.5% 2.9%	92% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.6% 2.9%	91% 95%
Sep 2025	Birth Size	19.2%	93%
May 2025	Birth Size	19.3%	93%
Sep 2025	Birth Weight	42.7 kg	92%
May 2025	Birth Weight	42.6 kg	91%
Sep 2025	Gest	-3.83 days	99%
May 2025	Gest	-3.83 days	99%
Sep 2025	Mort	-0.69	99%
May 2025	Mort	-0.72	99%
Sep 2025	Maternal Calving Difficulty	5.01%	93%
May 2025	Maternal Calving Difficulty	4.97%	93%

652 total progeny records from 228 dairy contemporary groups

( 12,309 herdmate records from 228 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 74.1%, FR: 16.8%, JE: 1.3%, NR: 1.1%, OTHER: 3.1%	HO: 74.8%, FR: 19.1%, JE: 1.6%, NR: 0.9%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.7% 2.7%	6.6% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	793 Days 1147 Days 2156 Days	760 Days 1133 Days 2170 Days

57 total progeny records from 23 contemporary groups

( 1,248 herdmate records from 23 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.5%, FR: 20.3%, JE: 0.9%, NR: 3.6%, OTHER: 3.8%	HO: 72.6%, FR: 19.2%, JE: 1.3%, NR: 2.2%, OTHER: 2.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.1% 20.2% 20%	18.7% 19.7% 20.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.1kg 41.3kg	0kg 41.1kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1171 Days 1937 Days	771 Days 1154 Days 2187 Days

31 total progeny records from 10 contemporary groups

( 716 herdmate records from 10 contemporary groups)