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 7.87
Milk (kg) 36.00 -0.014 -0.50
Fat (kg) -9.65 -0.375 3.61
Prot (kg) -10.78 -0.441 4.76
Fertility Sub Index 7.36
Calving Interval (days) -4.50 -1.459 6.57
Survival (%) 0.71 1.117 0.79
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 3.37
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 2.70 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 22.96

* Based on an €80/tonne carbon price