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 13.36
Milk (kg) -580.00 -0.014 8.12
Fat (kg) -1.56 -0.375 0.58
Prot (kg) -10.54 -0.441 4.65
Fertility Sub Index 2.98
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 1.27 1.117 1.42
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 4.24
Carcass Weight (kg) -14.80 -0.528 7.81
Age of Slaughter (days) 8.26 -0.432 -3.57
Maintenance Sub Index Maint. Sub Index 14.68
Live WT (kg) -47.90 -0.307 14.68
Total Carbon Sub Index 35.82

* Based on an €80/tonne carbon price