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 8.36
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -4.65 -0.375 1.74
Prot (kg) -7.10 -0.441 3.13
Fertility Sub Index 0.01
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) -0.49 1.117 -0.55
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.79
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.36 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 13.09

* Based on an €80/tonne carbon price