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 24.82
Milk (kg) -1006.00 -0.014 14.08
Fat (kg) -6.64 -0.375 2.49
Prot (kg) -18.69 -0.441 8.25
Fertility Sub Index -1.40
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 0.38 1.117 0.42
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -1.20
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 8.77 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 8.31
Live WT (kg) -27.10 -0.307 8.31
Total Carbon Sub Index 31.37

* Based on an €80/tonne carbon price