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 19.80
Milk (kg) -408.00 -0.014 5.71
Fat (kg) -20.25 -0.375 7.58
Prot (kg) -14.74 -0.441 6.51
Fertility Sub Index -0.94
Calving Interval (days) -0.33 -1.459 0.48
Survival (%) -1.27 1.117 -1.42
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 3.54
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -3.68 -0.432 1.59
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 34.05

* Based on an €80/tonne carbon price