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 12.40
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -12.30 -0.375 4.61
Prot (kg) -9.48 -0.441 4.18
Fertility Sub Index 7.54
Calving Interval (days) -5.71 -1.459 8.33
Survival (%) -0.71 1.117 -0.79
Calving Sub Index -0.85
Gestation Length (days) 0.92 -0.919 -0.85
Beef Sub Index 0.62
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) -2.29 -0.432 0.99
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 21.41

* Based on an €80/tonne carbon price