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 10.70
Milk (kg) -234.00 -0.014 3.28
Fat (kg) -7.49 -0.375 2.81
Prot (kg) -10.47 -0.441 4.62
Fertility Sub Index 5.60
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) 1.37 1.117 1.53
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index -0.11
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.95 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 16.76

* Based on an €80/tonne carbon price