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 41.37
Milk (kg) -675.00 -0.014 9.45
Fat (kg) -24.20 -0.375 9.06
Prot (kg) -51.78 -0.441 22.85
Fertility Sub Index 0.93
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.15
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 43.53

* Based on an €80/tonne carbon price