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 19.54
Milk (kg) -408.00 -0.014 5.71
Fat (kg) -22.02 -0.375 8.25
Prot (kg) -12.64 -0.441 5.58
Fertility Sub Index 11.10
Calving Interval (days) -5.07 -1.459 7.40
Survival (%) 3.31 1.117 3.70
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 5.53
Carcass Weight (kg) -9.50 -0.528 5.01
Age of Slaughter (days) -1.19 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 39.58

* Based on an €80/tonne carbon price