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 1.54
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -0.70 -0.375 0.26
Prot (kg) -1.25 -0.441 0.55
Fertility Sub Index 0.10
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.07
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 2.69

* Based on an €80/tonne carbon price