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 4.65
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -4.39 -0.375 1.64
Prot (kg) -4.02 -0.441 1.77
Fertility Sub Index -4.89
Calving Interval (days) 2.55 -1.459 -3.72
Survival (%) -1.05 1.117 -1.17
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -0.47
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.38 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 0.59

* Based on an €80/tonne carbon price