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 11.49
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -10.88 -0.375 4.08
Prot (kg) -9.25 -0.441 4.08
Fertility Sub Index 1.58
Calving Interval (days) -0.85 -1.459 1.24
Survival (%) 0.30 1.117 0.34
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index 2.78
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) 3.33 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 16.59

* Based on an €80/tonne carbon price