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 2.12
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -2.69 -0.375 1.01
Prot (kg) -0.56 -0.441 0.25
Fertility Sub Index -0.27
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 1.27 1.117 1.42
Calving Sub Index -0.63
Gestation Length (days) 0.69 -0.919 -0.63
Beef Sub Index -1.27
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 7.34 -0.432 -3.17
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 6.38

* Based on an €80/tonne carbon price