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 2.39
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -1.24 -0.375 0.46
Prot (kg) -2.78 -0.441 1.23
Fertility Sub Index 0.64
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.36
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 3.95

* Based on an €80/tonne carbon price