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 1.34
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -0.69 -0.375 0.26
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index -0.63
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) 1.04 1.117 1.16
Calving Sub Index -0.63
Gestation Length (days) 0.68 -0.919 -0.63
Beef Sub Index -1.60
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 6.51 -0.432 -2.81
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 4.07

* Based on an €80/tonne carbon price