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 2.54
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -1.53 -0.375 0.57
Prot (kg) -4.21 -0.441 1.86
Fertility Sub Index -5.56
Calving Interval (days) 2.76 -1.459 -4.03
Survival (%) -1.37 1.117 -1.53
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -1.66
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 4.71 -0.432 -2.03
Maintenance Sub Index Maint. Sub Index -1.56
Live WT (kg) 5.10 -0.307 -1.56
Total Carbon Sub Index -5.49

* Based on an €80/tonne carbon price