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 2.37
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -2.47 -0.375 0.93
Prot (kg) -1.25 -0.441 0.55
Fertility Sub Index -0.28
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) 1.33 1.117 1.49
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index -1.47
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 6.46 -0.432 -2.79
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 4.58

* Based on an €80/tonne carbon price