Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 6.24
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -4.06 -0.375 1.52
Prot (kg) -6.72 -0.441 2.97
Fertility Sub Index -1.98
Calving Interval (days) 0.88 -1.459 -1.28
Survival (%) -0.62 1.117 -0.69
Calving Sub Index -0.16
Gestation Length (days) 0.17 -0.919 -0.16
Beef Sub Index -0.31
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 4.89

* Based on an €80/tonne carbon price