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 5.82
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -2.21 -0.375 0.83
Prot (kg) -5.32 -0.441 2.35
Fertility Sub Index 0.04
Calving Interval (days) 0.02 -1.459 -0.03
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.38
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 11.69

* Based on an €80/tonne carbon price