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 6.58
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -7.05 -0.375 2.64
Prot (kg) -3.69 -0.441 1.63
Fertility Sub Index 2.04
Calving Interval (days) -1.83 -1.459 2.67
Survival (%) -0.56 1.117 -0.63
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 2.63
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -0.11 -0.432 0.05
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 16.81

* Based on an €80/tonne carbon price