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 6.07
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -5.85 -0.375 2.19
Prot (kg) -4.06 -0.441 1.79
Fertility Sub Index 4.94
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 1.09 1.117 1.22
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index -2.11
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 14.29

* Based on an €80/tonne carbon price