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 1.13
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -0.82 -0.375 0.31
Prot (kg) -1.45 -0.441 0.64
Fertility Sub Index 0.66
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.16
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 3.57

* Based on an €80/tonne carbon price