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 3.53
Milk (kg) -148.00 -0.014 2.07
Fat (kg) 1.05 -0.375 -0.39
Prot (kg) -4.20 -0.441 1.85
Fertility Sub Index 1.43
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) -1.03 1.117 -1.15
Calving Sub Index -0.72
Gestation Length (days) 0.78 -0.919 -0.72
Beef Sub Index 0.32
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.17 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 9.80

* Based on an €80/tonne carbon price