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 2.63
Milk (kg) 52.00 -0.014 -0.73
Fat (kg) -4.71 -0.375 1.76
Prot (kg) -3.62 -0.441 1.60
Fertility Sub Index -0.36
Calving Interval (days) 0.00 -1.459 0.00
Survival (%) -0.32 1.117 -0.36
Calving Sub Index 1.59
Gestation Length (days) -1.73 -0.919 1.59
Beef Sub Index -2.63
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 5.35 -0.432 -2.31
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index 1.73

* Based on an €80/tonne carbon price