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 -0.57
Milk (kg) -131.00 -0.014 1.83
Fat (kg) 3.27 -0.375 -1.22
Prot (kg) 2.67 -0.441 -1.18
Fertility Sub Index 8.52
Calving Interval (days) -5.37 -1.459 7.84
Survival (%) 0.61 1.117 0.68
Calving Sub Index 2.58
Gestation Length (days) -2.81 -0.919 2.58
Beef Sub Index -1.58
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index 7.61

* Based on an €80/tonne carbon price