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 11.16
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -10.69 -0.375 4.00
Prot (kg) -10.24 -0.441 4.52
Fertility Sub Index -4.97
Calving Interval (days) 1.67 -1.459 -2.44
Survival (%) -2.27 1.117 -2.54
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index 0.55
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.88 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 9.43

* Based on an €80/tonne carbon price