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 9.01
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -6.86 -0.375 2.57
Prot (kg) -8.29 -0.441 3.66
Fertility Sub Index 3.61
Calving Interval (days) -1.88 -1.459 2.74
Survival (%) 0.78 1.117 0.87
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index 0.59
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 19.09

* Based on an €80/tonne carbon price