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 4.28
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -3.90 -0.375 1.46
Prot (kg) -4.71 -0.441 2.08
Fertility Sub Index 1.53
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.66
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 8.18

* Based on an €80/tonne carbon price