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 8.7% 3.2%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.7% 3.2%	96% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.6%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.2%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	43.5 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	43.5 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-2.18 days	99%
May 2025	Gestation (Days between conception and birth)	-2.20 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.28	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.37	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.13%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.10%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.7% 3.2%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.7% 3.2%	96% 99%
Sep 2025	Birth Size	23.6%	91%
May 2025	Birth Size	23.2%	91%
Sep 2025	Birth Weight	43.5 kg	97%
May 2025	Birth Weight	43.5 kg	97%
Sep 2025	Gest	-2.18 days	99%
May 2025	Gest	-2.20 days	99%
Sep 2025	Mort	-0.28	99%
May 2025	Mort	-0.37	99%
Sep 2025	Maternal Calving Difficulty	4.13%	98%
May 2025	Maternal Calving Difficulty	4.10%	98%

2,101 total progeny records from 264 dairy contemporary groups

( 14,207 herdmate records from 263 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.2%, FR: 20.3%, JE: 6.8%, NR: 1.4%, OTHER: 1.7%	HO: 64.8%, FR: 18.2%, JE: 6.4%, NR: 1.7%, OTHER: 2.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.5% 2.8% 2.9%	7% 2.9% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	774 Days 1138 Days 2103 Days	768 Days 1147 Days 2149 Days

1 total progeny records from 1 contemporary groups

( 43 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.3%, FR: 22.3%, JE: 2.5%, NR: 1.3%, OTHER: 1.3%	HO: 67.6%, FR: 15.5%, JE: 7.2%, NR: 3.8%, OTHER: 4.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.3% 0% 0%	21.5% 0% 0%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	44.4kg 40.8kg 41.1kg	40.6kg 40.8kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1095 Days 1825 Days	734 Days 1133 Days 1967 Days

68 total progeny records from 12 contemporary groups

( 2,039 herdmate records from 12 contemporary groups)