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 6.82
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -7.57 -0.375 2.84
Prot (kg) -5.42 -0.441 2.39
Fertility Sub Index 3.66
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 0.54
Gestation Length (days) -0.59 -0.919 0.54
Beef Sub Index 1.98
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 16.55

* Based on an €80/tonne carbon price