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 6.63
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -4.09 -0.375 1.53
Prot (kg) -6.72 -0.441 2.97
Fertility Sub Index -0.66
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.61
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 5.05

* Based on an €80/tonne carbon price