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 11.59
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -12.31 -0.375 4.61
Prot (kg) -8.71 -0.441 3.84
Fertility Sub Index 0.20
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index -1.93
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) -0.66 -0.432 0.28
Maintenance Sub Index Maint. Sub Index -3.62
Live WT (kg) 11.80 -0.307 -3.62
Total Carbon Sub Index 5.82

* Based on an €80/tonne carbon price