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 7.14
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -4.07 -0.375 1.52
Prot (kg) -5.64 -0.441 2.49
Fertility Sub Index 3.58
Calving Interval (days) -1.36 -1.459 1.98
Survival (%) 1.43 1.117 1.60
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -0.96
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 8.46 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 8.34
Live WT (kg) -27.20 -0.307 8.34
Total Carbon Sub Index 18.75

* Based on an €80/tonne carbon price