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 13.08
Milk (kg) -207.00 -0.014 2.90
Fat (kg) -14.65 -0.375 5.49
Prot (kg) -10.63 -0.441 4.69
Fertility Sub Index 2.66
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) 0.34 1.117 0.38
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.13
Carcass Weight (kg) 2.40 -0.528 -1.27
Age of Slaughter (days) -3.24 -0.432 1.40
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 18.55

* Based on an €80/tonne carbon price