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 22.81
Milk (kg) -705.00 -0.014 9.87
Fat (kg) -14.81 -0.375 5.55
Prot (kg) -16.76 -0.441 7.40
Fertility Sub Index 5.71
Calving Interval (days) -4.20 -1.459 6.13
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -0.19
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 31.32

* Based on an €80/tonne carbon price