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 5.46
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -0.04 -0.375 0.01
Prot (kg) -6.02 -0.441 2.66
Fertility Sub Index 8.29
Calving Interval (days) -5.10 -1.459 7.44
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 0.57
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 19.39

* Based on an €80/tonne carbon price