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 4.51
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index 0.18
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.51
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 6.66

* Based on an €80/tonne carbon price