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 4.40
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -2.43 -0.375 0.91
Prot (kg) -3.54 -0.441 1.56
Fertility Sub Index -10.96
Calving Interval (days) 5.59 -1.459 -8.16
Survival (%) -2.51 1.117 -2.80
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -0.40
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index -6.85

* Based on an €80/tonne carbon price