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 3.19
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -2.30 -0.375 0.86
Prot (kg) -3.33 -0.441 1.47
Fertility Sub Index -0.06
Calving Interval (days) -0.17 -1.459 0.25
Survival (%) -0.28 1.117 -0.31
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.29
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 4.66

* Based on an €80/tonne carbon price