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 1.74
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -1.52 -0.441 0.67
Fertility Sub Index 6.58
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 1.71 1.117 1.91
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.18
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 18.77

* Based on an €80/tonne carbon price