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 18.06
Milk (kg) -427.00 -0.014 5.98
Fat (kg) -14.98 -0.375 5.61
Prot (kg) -14.66 -0.441 6.47
Fertility Sub Index 6.00
Calving Interval (days) -3.39 -1.459 4.95
Survival (%) 0.94 1.117 1.05
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 0.19
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.62 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 27.93

* Based on an €80/tonne carbon price