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 7.28
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -1.85 -0.375 0.69
Prot (kg) -10.38 -0.441 4.58
Fertility Sub Index 2.67
Calving Interval (days) -1.34 -1.459 1.96
Survival (%) 0.64 1.117 0.72
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.37
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 11.69

* Based on an €80/tonne carbon price