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 4.40
Milk (kg) -186.00 -0.014 2.60
Fat (kg) 0.13 -0.375 -0.05
Prot (kg) -4.17 -0.441 1.84
Fertility Sub Index -0.10
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.43
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 6.65

* Based on an €80/tonne carbon price