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 3.33
Milk (kg) -270.00 -0.014 3.78
Fat (kg) 5.91 -0.375 -2.21
Prot (kg) -4.00 -0.441 1.77
Fertility Sub Index -2.13
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -1.06 1.117 -1.18
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index -3.31
Carcass Weight (kg) 4.90 -0.528 -2.58
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index -2.73
Live WT (kg) 8.90 -0.307 -2.73
Total Carbon Sub Index -3.86

* Based on an €80/tonne carbon price