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 7.0% 2.9%	93% ( 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 7.1% 2.9%	93% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.7%	74%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.8%	74%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.7 kg	85%
May 2025	Birth Weight (Expected progeny birth weight)	42.9 kg	84%
Sep 2025	Gestation (Days between conception and birth)	-4.71 days	98%
May 2025	Gestation (Days between conception and birth)	-4.73 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.61	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.63	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.24%	87%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.26%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.0% 2.9%	93% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.1% 2.9%	93% 94%
Sep 2025	Birth Size	21.7%	74%
May 2025	Birth Size	21.8%	74%
Sep 2025	Birth Weight	42.7 kg	85%
May 2025	Birth Weight	42.9 kg	84%
Sep 2025	Gest	-4.71 days	98%
May 2025	Gest	-4.73 days	98%
Sep 2025	Mort	-0.61	98%
May 2025	Mort	-0.63	98%
Sep 2025	Maternal Calving Difficulty	4.24%	87%
May 2025	Maternal Calving Difficulty	4.26%	85%

518 total progeny records from 154 dairy contemporary groups

( 5,050 herdmate records from 153 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 90.0%, FR: 7.6%, JE: 0.5%, NR: 0.1%, OTHER: 0.3%	HO: 90.8%, FR: 6.6%, JE: 0.5%, NR: 0.1%, OTHER: 0.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 2.8% 2.8%	6.8% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	782 Days 1195 Days 2098 Days	803 Days 1184 Days 2182 Days

6 total progeny records from 4 contemporary groups

( 249 herdmate records from 4 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 94.2%, FR: 5.3%, JE: 0.0%, NR: 0.0%, OTHER: 0.3%	HO: 93.3%, FR: 6.2%, JE: 0.0%, NR: 0.0%, OTHER: 0.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.2% 19% 20.7%	20.9% 21.2% 21%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42.1kg 42kg 40.4kg	41.8kg 41.7kg 41.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1174 Days 2283 Days	768 Days 1131 Days 2087 Days

16 total progeny records from 7 contemporary groups

( 466 herdmate records from 7 contemporary groups)