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 17.15
Milk (kg) -266.00 -0.014 3.72
Fat (kg) -19.16 -0.375 7.18
Prot (kg) -14.17 -0.441 6.25
Fertility Sub Index -0.06
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) -1.36 1.117 -1.52
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 5.78
Carcass Weight (kg) -11.70 -0.528 6.17
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 29.51

* Based on an €80/tonne carbon price