Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 18.02
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -17.37 -0.375 6.51
Prot (kg) -15.47 -0.441 6.83
Fertility Sub Index 3.60
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) -0.59 1.117 -0.66
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 2.25
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.79 -0.432 0.77
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 25.88

* Based on an €80/tonne carbon price