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 11.06
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -10.45 -0.375 3.91
Prot (kg) -8.65 -0.441 3.82
Fertility Sub Index 2.92
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 2.94
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.90 -0.432 1.25
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 18.32

* Based on an €80/tonne carbon price