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 14.81
Milk (kg) -365.00 -0.014 5.11
Fat (kg) -10.26 -0.375 3.84
Prot (kg) -13.27 -0.441 5.86
Fertility Sub Index 3.38
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) 0.40 1.117 0.45
Calving Sub Index -1.11
Gestation Length (days) 1.21 -0.919 -1.11
Beef Sub Index -1.79
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 0.72 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 16.22

* Based on an €80/tonne carbon price