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 0.46
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) 1.37 -0.375 -0.51
Prot (kg) -2.59 -0.441 1.14
Fertility Sub Index -0.70
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) 0.31 1.117 0.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.97
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 0.66 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index -4.71

* Based on an €80/tonne carbon price