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 11.79
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -12.57 -0.375 4.71
Prot (kg) -12.09 -0.441 5.34
Fertility Sub Index 5.79
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 1.85 1.117 2.07
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -2.27
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 7.46 -0.432 -3.22
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 19.87

* Based on an €80/tonne carbon price