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 2.66
Milk (kg) -122.00 -0.014 1.71
Fat (kg) 2.93 -0.375 -1.10
Prot (kg) -4.65 -0.441 2.05
Fertility Sub Index -3.38
Calving Interval (days) 1.64 -1.459 -2.39
Survival (%) -0.88 1.117 -0.98
Calving Sub Index -0.54
Gestation Length (days) 0.59 -0.919 -0.54
Beef Sub Index -0.58
Carcass Weight (kg) 0.15 -0.528 -0.08
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index -0.74
Live WT (kg) 2.40 -0.307 -0.74
Total Carbon Sub Index -2.57

* Based on an €80/tonne carbon price