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 1.95
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -4.02 -0.375 1.51
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index 1.66
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -2.07
Gestation Length (days) 2.25 -0.919 -2.07
Beef Sub Index -1.52
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index -0.52

* Based on an €80/tonne carbon price