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 3.14
Milk (kg) -109.00 -0.014 1.53
Fat (kg) 2.10 -0.375 -0.79
Prot (kg) -5.44 -0.441 2.40
Fertility Sub Index -1.53
Calving Interval (days) 0.82 -1.459 -1.20
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.34
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 2.33

* Based on an €80/tonne carbon price