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 -3.74
Milk (kg) -94.00 -0.014 1.32
Fat (kg) 6.17 -0.375 -2.31
Prot (kg) 6.21 -0.441 -2.74
Fertility Sub Index 3.16
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) -1.59 1.117 -1.78
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index -2.05
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 7.92 -0.432 -3.42
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -4.17

* Based on an €80/tonne carbon price