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 14.64
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -12.42 -0.375 4.65
Prot (kg) -12.71 -0.441 5.61
Fertility Sub Index 6.72
Calving Interval (days) -3.97 -1.459 5.79
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -0.04
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 24.61

* Based on an €80/tonne carbon price