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 2.48
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) -4.23 -0.375 1.58
Prot (kg) -2.63 -0.441 1.16
Fertility Sub Index 0.54
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.56
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.18 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 3.97

* Based on an €80/tonne carbon price