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 5.35
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -2.65 -0.375 0.99
Prot (kg) -6.57 -0.441 2.90
Fertility Sub Index 0.81
Calving Interval (days) -0.57 -1.459 0.83
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.35
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 6.42

* Based on an €80/tonne carbon price