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 12.78
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -14.20 -0.375 5.32
Prot (kg) -9.45 -0.441 4.17
Fertility Sub Index 7.33
Calving Interval (days) -4.63 -1.459 6.76
Survival (%) 0.51 1.117 0.57
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 1.46
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 28.33

* Based on an €80/tonne carbon price