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 4.43
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -2.52 -0.375 0.94
Prot (kg) -4.56 -0.441 2.01
Fertility Sub Index -3.45
Calving Interval (days) 1.82 -1.459 -2.66
Survival (%) -0.71 1.117 -0.79
Calving Sub Index -0.16
Gestation Length (days) 0.17 -0.919 -0.16
Beef Sub Index 0.44
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 2.65

* Based on an €80/tonne carbon price