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 7.17
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -6.00 -0.375 2.25
Prot (kg) -6.52 -0.441 2.88
Fertility Sub Index -1.72
Calving Interval (days) 0.73 -1.459 -1.07
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 4.49
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) -1.85 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 6.93
Live WT (kg) -22.60 -0.307 6.93
Total Carbon Sub Index 20.65

* Based on an €80/tonne carbon price