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 8.54
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -7.52 -0.375 2.82
Prot (kg) -8.50 -0.441 3.75
Fertility Sub Index -6.81
Calving Interval (days) 3.31 -1.459 -4.83
Survival (%) -1.77 1.117 -1.98
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 0.42
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 1.79

* Based on an €80/tonne carbon price