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 4.54
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -0.93 -0.375 0.35
Prot (kg) -3.64 -0.441 1.61
Fertility Sub Index 2.30
Calving Interval (days) -1.62 -1.459 2.36
Survival (%) -0.06 1.117 -0.07
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 0.59
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.58 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 9.61

* Based on an €80/tonne carbon price