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 12.5% 4.8%	54% ( Average) 62% ( High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.4% 4.8%	54% 62%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	27.7%	28%
May 2025	Birth Size (Progeny expected to be born large or extra large)	27.6%	28%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.9 kg	13%
May 2025	Birth Weight (Expected progeny birth weight)	42.8 kg	13%
Sep 2025	Gestation (Days between conception and birth)	-0.50 days	64%
May 2025	Gestation (Days between conception and birth)	-0.51 days	64%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.05	64%
May 2025	Mortality (Calves dead at or soon after birth)	-0.06	64%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.00%	18%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.98%	18%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.5% 4.8%	54% ( Average) 62% ( High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.4% 4.8%	54% 62%
Sep 2025	Birth Size	27.7%	28%
May 2025	Birth Size	27.6%	28%
Sep 2025	Birth Weight	42.9 kg	13%
May 2025	Birth Weight	42.8 kg	13%
Sep 2025	Gest	-0.50 days	64%
May 2025	Gest	-0.51 days	64%
Sep 2025	Mort	-0.05	64%
May 2025	Mort	-0.06	64%
Sep 2025	Maternal Calving Difficulty	5.00%	18%
May 2025	Maternal Calving Difficulty	4.98%	18%

97 total progeny records from 26 dairy contemporary groups

( 236 herdmate records from 23 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 47.4%, FR: 10.6%, JE: 0.0%, NR: 0.0%, OTHER: 1.9%	HO: 53.7%, FR: 14.4%, JE: 0.0%, NR: 0.0%, OTHER: 11.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8% 3.7% 3.4%	9.3% 3.4% 3.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	787 Days 1448 Days 2586 Days	844 Days 1222 Days 2529 Days

1 total progeny records from 1 contemporary groups

( 10 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 29.7%, FR: 39.1%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%	HO: 39.3%, FR: 23.3%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	23.5% 0% 0%	25.8% 0% 0%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 40.9kg	0kg 0kg 42.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	751 Days 0 Days 2960 Days	769 Days 0 Days 2315 Days

1 total progeny records from 1 contemporary groups

( 15 herdmate records from 1 contemporary groups)