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 6.49
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -8.08 -0.375 3.03
Prot (kg) -3.46 -0.441 1.53
Fertility Sub Index -4.68
Calving Interval (days) 2.75 -1.459 -4.01
Survival (%) -0.60 1.117 -0.67
Calving Sub Index -0.66
Gestation Length (days) 0.72 -0.919 -0.66
Beef Sub Index -1.25
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 4.00 -0.432 -1.73
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 4.51

* Based on an €80/tonne carbon price