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 5.40
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -5.07 -0.441 2.24
Fertility Sub Index -1.21
Calving Interval (days) 0.54 -1.459 -0.79
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.84
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 15.66

* Based on an €80/tonne carbon price