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 9.61
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -12.02 -0.375 4.50
Prot (kg) -8.06 -0.441 3.56
Fertility Sub Index 2.63
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) -1.04 1.117 -1.16
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 0.13
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -1.53 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 13.42

* Based on an €80/tonne carbon price