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 13.56
Milk (kg) -330.00 -0.014 4.62
Fat (kg) -10.96 -0.375 4.11
Prot (kg) -10.96 -0.441 4.84
Fertility Sub Index 2.62
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) 1.50 1.117 1.68
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.63
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.00 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 19.29

* Based on an €80/tonne carbon price