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 6.72
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -2.24 -0.375 0.84
Prot (kg) -9.37 -0.441 4.14
Fertility Sub Index -5.37
Calving Interval (days) 2.69 -1.459 -3.92
Survival (%) -1.29 1.117 -1.44
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 0.14
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.46 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 2.53

* Based on an €80/tonne carbon price