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 7.33
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -6.86 -0.375 2.57
Prot (kg) -6.70 -0.441 2.96
Fertility Sub Index -2.79
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -0.76
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 4.93 -0.432 -2.13
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 9.88

* Based on an €80/tonne carbon price