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 0.92
Milk (kg) 42.00 -0.014 -0.59
Fat (kg) -3.05 -0.375 1.14
Prot (kg) -0.82 -0.441 0.36
Fertility Sub Index 3.34
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) -0.80 1.117 -0.89
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.27
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 6.26

* Based on an €80/tonne carbon price