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 7.23
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -5.98 -0.375 2.24
Prot (kg) -6.49 -0.441 2.86
Fertility Sub Index 0.41
Calving Interval (days) -0.33 -1.459 0.48
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.94
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -0.71 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 9.81

* Based on an €80/tonne carbon price