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 11.23
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -10.11 -0.375 3.79
Prot (kg) -11.05 -0.441 4.88
Fertility Sub Index 4.10
Calving Interval (days) -2.38 -1.459 3.47
Survival (%) 0.56 1.117 0.63
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index 4.40
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) -0.55 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 23.06

* Based on an €80/tonne carbon price