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 1.18
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) -1.70 -0.375 0.64
Prot (kg) -1.54 -0.441 0.68
Fertility Sub Index 8.89
Calving Interval (days) -4.98 -1.459 7.27
Survival (%) 1.45 1.117 1.62
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 1.70
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 16.49

* Based on an €80/tonne carbon price