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 8.05
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -6.60 -0.375 2.47
Prot (kg) -6.92 -0.441 3.05
Fertility Sub Index -0.68
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) 0.02 1.117 0.02
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 2.22
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 14.94

* Based on an €80/tonne carbon price