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 16.67
Milk (kg) -282.00 -0.014 3.95
Fat (kg) -16.58 -0.375 6.21
Prot (kg) -14.75 -0.441 6.51
Fertility Sub Index 0.42
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.19
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 18.76

* Based on an €80/tonne carbon price