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 2.66
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -2.13 -0.375 0.80
Prot (kg) -1.61 -0.441 0.71
Fertility Sub Index 6.95
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) 1.81 1.117 2.02
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.32
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -0.37 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 19.75

* Based on an €80/tonne carbon price