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 4.03
Milk (kg) -228.00 -0.014 3.19
Fat (kg) 3.40 -0.375 -1.27
Prot (kg) -4.79 -0.441 2.11
Fertility Sub Index 4.01
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index -0.58
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 8.42 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 8.31
Live WT (kg) -27.10 -0.307 8.31
Total Carbon Sub Index 16.71

* Based on an €80/tonne carbon price