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 4.88
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -2.27 -0.375 0.85
Prot (kg) -6.36 -0.441 2.81
Fertility Sub Index -6.05
Calving Interval (days) 3.65 -1.459 -5.33
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 0.52
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 2.93

* Based on an €80/tonne carbon price