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 9.25
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -10.71 -0.375 4.01
Prot (kg) -5.96 -0.441 2.63
Fertility Sub Index 1.79
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) 0.99 1.117 1.11
Calving Sub Index -1.35
Gestation Length (days) 1.47 -0.919 -1.35
Beef Sub Index -2.94
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 3.52 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index -0.34
Live WT (kg) 1.10 -0.307 -0.34
Total Carbon Sub Index 6.41

* Based on an €80/tonne carbon price