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 2.65
Milk (kg) 44.00 -0.014 -0.62
Fat (kg) -8.12 -0.375 3.04
Prot (kg) -0.50 -0.441 0.22
Fertility Sub Index 0.02
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index -0.58
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 2.52

* Based on an €80/tonne carbon price