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 24.28
Milk (kg) -608.00 -0.014 8.51
Fat (kg) -20.54 -0.375 7.69
Prot (kg) -18.29 -0.441 8.07
Fertility Sub Index 6.54
Calving Interval (days) -3.79 -1.459 5.53
Survival (%) 0.90 1.117 1.01
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.06
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 34.07

* Based on an €80/tonne carbon price