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 9.69
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -12.08 -0.375 4.52
Prot (kg) -8.16 -0.441 3.60
Fertility Sub Index -1.83
Calving Interval (days) 0.46 -1.459 -0.67
Survival (%) -1.04 1.117 -1.16
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 4.51
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) -2.02 -0.432 0.87
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 15.84

* Based on an €80/tonne carbon price