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 1.92
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -1.82 -0.375 0.68
Prot (kg) -1.02 -0.441 0.45
Fertility Sub Index 5.92
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 1.41 1.117 1.58
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 3.04
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) -0.80 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 19.45

* Based on an €80/tonne carbon price