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 3.06
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -2.37 -0.375 0.89
Prot (kg) -2.57 -0.441 1.13
Fertility Sub Index 5.58
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) 1.35 1.117 1.51
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.36
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.21 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 18.43

* Based on an €80/tonne carbon price