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 0.90
Milk (kg) -6.00 -0.014 0.08
Fat (kg) 0.60 -0.375 -0.22
Prot (kg) -2.35 -0.441 1.04
Fertility Sub Index 0.61
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.51
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 0.46

* Based on an €80/tonne carbon price