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 -2.79
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 3.63 -0.375 -1.36
Prot (kg) 2.79 -0.441 -1.23
Fertility Sub Index 8.16
Calving Interval (days) -4.34 -1.459 6.33
Survival (%) 1.64 1.117 1.83
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.34
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 15.82

* Based on an €80/tonne carbon price