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 3.20
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -1.94 -0.375 0.73
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index 5.44
Calving Interval (days) -2.69 -1.459 3.92
Survival (%) 1.36 1.117 1.52
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.78
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -1.43 -0.432 0.62
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 18.78

* Based on an €80/tonne carbon price