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 0.31
Milk (kg) -12.00 -0.014 0.17
Fat (kg) 0.43 -0.375 -0.16
Prot (kg) -0.69 -0.441 0.30
Fertility Sub Index 5.86
Calving Interval (days) -4.21 -1.459 6.14
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.03
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 9.81

* Based on an €80/tonne carbon price