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 16.78
Milk (kg) -319.00 -0.014 4.47
Fat (kg) -15.16 -0.375 5.68
Prot (kg) -15.03 -0.441 6.63
Fertility Sub Index 3.58
Calving Interval (days) -2.65 -1.459 3.87
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -0.89
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.80 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 22.13

* Based on an €80/tonne carbon price