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 4.60
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -2.11 -0.375 0.79
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index 3.61
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) 1.49 1.117 1.66
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 4.44
Carcass Weight (kg) -15.30 -0.528 8.07
Age of Slaughter (days) 8.41 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 13.98
Live WT (kg) -45.60 -0.307 13.98
Total Carbon Sub Index 27.26

* Based on an €80/tonne carbon price