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 23.01
Milk (kg) -610.00 -0.014 8.54
Fat (kg) -18.10 -0.375 6.78
Prot (kg) -17.42 -0.441 7.69
Fertility Sub Index -0.81
Calving Interval (days) 0.46 -1.459 -0.67
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.61
Gestation Length (days) 0.66 -0.919 -0.61
Beef Sub Index 1.83
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.17 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 26.25

* Based on an €80/tonne carbon price