Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -0.99
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 1.50 -0.375 -0.56
Prot (kg) 0.90 -0.441 -0.40
Fertility Sub Index 4.73
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 1.56 1.117 1.74
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.44
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 11.27

* Based on an €80/tonne carbon price