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 9.13
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -3.43 -0.375 1.28
Prot (kg) -13.09 -0.441 5.78
Fertility Sub Index 0.51
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.52
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 9.82

* Based on an €80/tonne carbon price