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 7.26
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -7.59 -0.375 2.84
Prot (kg) -8.07 -0.441 3.56
Fertility Sub Index -2.06
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.13
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 4.82

* Based on an €80/tonne carbon price