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 6.48
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -8.17 -0.375 3.06
Prot (kg) -4.67 -0.441 2.06
Fertility Sub Index 5.61
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 1.69 1.117 1.89
Calving Sub Index -1.58
Gestation Length (days) 1.72 -0.919 -1.58
Beef Sub Index -2.08
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 5.67 -0.432 -2.45
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 12.90

* Based on an €80/tonne carbon price