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 5.69
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -6.95 -0.375 2.60
Prot (kg) -2.62 -0.441 1.16
Fertility Sub Index -0.87
Calving Interval (days) 1.42 -1.459 -2.07
Survival (%) 1.08 1.117 1.21
Calving Sub Index -0.69
Gestation Length (days) 0.75 -0.919 -0.69
Beef Sub Index -0.88
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 5.70 -0.432 -2.46
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 8.65

* Based on an €80/tonne carbon price