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 5.15
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -2.89 -0.375 1.08
Prot (kg) -8.14 -0.441 3.59
Fertility Sub Index -0.06
Calving Interval (days) 0.11 -1.459 -0.16
Survival (%) 0.09 1.117 0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.15
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 3.39 -0.432 -1.46
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 4.57

* Based on an €80/tonne carbon price