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 9.84
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -8.79 -0.375 3.29
Prot (kg) -8.80 -0.441 3.88
Fertility Sub Index -0.51
Calving Interval (days) 0.45 -1.459 -0.66
Survival (%) 0.13 1.117 0.15
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 1.52
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 17.58

* Based on an €80/tonne carbon price