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 2.65
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -2.11 -0.375 0.79
Prot (kg) -0.64 -0.441 0.28
Fertility Sub Index 3.76
Calving Interval (days) -2.13 -1.459 3.11
Survival (%) 0.58 1.117 0.65
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.40
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 16.74

* Based on an €80/tonne carbon price