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 4.79
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -4.62 -0.375 1.73
Prot (kg) -4.52 -0.441 1.99
Fertility Sub Index -1.89
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.19
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.43 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 13.48

* Based on an €80/tonne carbon price