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 3.07
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -2.62 -0.375 0.98
Prot (kg) -0.84 -0.441 0.37
Fertility Sub Index -0.98
Calving Interval (days) 0.92 -1.459 -1.34
Survival (%) 0.32 1.117 0.36
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -3.49
Carcass Weight (kg) 7.10 -0.528 -3.75
Age of Slaughter (days) -0.60 -0.432 0.26
Maintenance Sub Index Maint. Sub Index -3.49
Live WT (kg) 11.40 -0.307 -3.49
Total Carbon Sub Index -2.06

* Based on an €80/tonne carbon price