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 15.92
Milk (kg) -336.00 -0.014 4.70
Fat (kg) -14.88 -0.375 5.57
Prot (kg) -12.78 -0.441 5.64
Fertility Sub Index 2.23
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 0.60 1.117 0.67
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.42
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 19.82

* Based on an €80/tonne carbon price