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 18.28
Milk (kg) -346.00 -0.014 4.84
Fat (kg) -18.46 -0.375 6.91
Prot (kg) -14.77 -0.441 6.52
Fertility Sub Index -0.19
Calving Interval (days) 0.29 -1.459 -0.42
Survival (%) 0.21 1.117 0.23
Calving Sub Index -1.13
Gestation Length (days) 1.23 -0.919 -1.13
Beef Sub Index -3.07
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 6.01 -0.432 -2.59
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 17.36

* Based on an €80/tonne carbon price