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 9.3% 3.2%	78% ( High) 91% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.1% 3.2%	78% 91%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.9%	69%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.7%	70%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.7 kg	58%
May 2025	Birth Weight (Expected progeny birth weight)	41.7 kg	60%
Sep 2025	Gestation (Days between conception and birth)	-3.11 days	97%
May 2025	Gestation (Days between conception and birth)	-3.13 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.49	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.57	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.53%	86%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.54%	86%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.3% 3.2%	78% ( High) 91% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.1% 3.2%	78% 91%
Sep 2025	Birth Size	23.9%	69%
May 2025	Birth Size	23.7%	70%
Sep 2025	Birth Weight	41.7 kg	58%
May 2025	Birth Weight	41.7 kg	60%
Sep 2025	Gest	-3.11 days	97%
May 2025	Gest	-3.13 days	97%
Sep 2025	Mort	-0.49	97%
May 2025	Mort	-0.57	97%
Sep 2025	Maternal Calving Difficulty	4.53%	86%
May 2025	Maternal Calving Difficulty	4.54%	86%

284 total progeny records from 53 dairy contemporary groups

( 2,669 herdmate records from 52 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 26.3%, FR: 8.2%, JE: 1.8%, NR: 2.8%, OTHER: 54.5%	HO: 42.1%, FR: 17.3%, JE: 2.9%, NR: 1.0%, OTHER: 32.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.9% 2.9%	7.4% 2.8% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	798 Days 1153 Days 2143 Days	782 Days 1145 Days 2247 Days

3 total progeny records from 3 contemporary groups

( 79 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 20.8%, FR: 12.5%, JE: 0.0%, NR: 0.0%, OTHER: 32.3%	HO: 70.2%, FR: 16.8%, JE: 0.4%, NR: 0.0%, OTHER: 4.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.3% 0% 28.1%	18.9% 0% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.1kg 0kg 0kg	40.5kg 0kg 0kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1110 Days 0 Days 3466 Days	789 Days 0 Days 2130 Days

1 total progeny records from 1 contemporary groups

( 5 herdmate records from 1 contemporary groups)