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 14.70
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -14.08 -0.375 5.27
Prot (kg) -11.43 -0.441 5.04
Fertility Sub Index 6.98
Calving Interval (days) -4.26 -1.459 6.22
Survival (%) 0.68 1.117 0.76
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.97
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 26.10

* Based on an €80/tonne carbon price