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 2.26
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -0.70 -0.375 0.26
Prot (kg) -2.94 -0.441 1.30
Fertility Sub Index 4.08
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) 0.48 1.117 0.54
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index 3.06
Carcass Weight (kg) -5.65 -0.528 2.98
Age of Slaughter (days) -0.18 -0.432 0.08
Maintenance Sub Index Maint. Sub Index 3.36
Live WT (kg) -10.95 -0.307 3.36
Total Carbon Sub Index 12.41

* Based on an €80/tonne carbon price