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 18.05
Milk (kg) -348.00 -0.014 4.87
Fat (kg) -18.49 -0.375 6.93
Prot (kg) -14.17 -0.441 6.25
Fertility Sub Index -0.13
Calving Interval (days) 0.37 -1.459 -0.54
Survival (%) 0.37 1.117 0.41
Calving Sub Index -1.92
Gestation Length (days) 2.09 -0.919 -1.92
Beef Sub Index -2.51
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 16.47

* Based on an €80/tonne carbon price