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 7.29
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -7.24 -0.375 2.71
Prot (kg) -6.82 -0.441 3.01
Fertility Sub Index -0.01
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.32
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index 6.46

* Based on an €80/tonne carbon price