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 3.16
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -1.78 -0.375 0.67
Prot (kg) -3.44 -0.441 1.52
Fertility Sub Index 3.28
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) 0.51 1.117 0.57
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index 2.23
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 14.53

* Based on an €80/tonne carbon price