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 11.79
Milk (kg) -491.00 -0.014 6.87
Fat (kg) 4.52 -0.375 -1.69
Prot (kg) -14.97 -0.441 6.61
Fertility Sub Index 0.76
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.08
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 14.05

* Based on an €80/tonne carbon price