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 2.87
Milk (kg) -63.00 -0.014 0.88
Fat (kg) 0.16 -0.375 -0.06
Prot (kg) -4.65 -0.441 2.05
Fertility Sub Index 4.07
Calving Interval (days) -2.18 -1.459 3.18
Survival (%) 0.80 1.117 0.89
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 0.86
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 4.48 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index 8.71

* Based on an €80/tonne carbon price