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 0.41
Milk (kg) -40.00 -0.014 0.56
Fat (kg) 1.66 -0.375 -0.62
Prot (kg) -1.06 -0.441 0.47
Fertility Sub Index -4.65
Calving Interval (days) 2.03 -1.459 -2.96
Survival (%) -1.51 1.117 -1.69
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.26
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -0.97 -0.432 0.42
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index -3.51

* Based on an €80/tonne carbon price