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 17.40
Milk (kg) -359.00 -0.014 5.03
Fat (kg) -19.06 -0.375 7.14
Prot (kg) -11.87 -0.441 5.24
Fertility Sub Index 4.16
Calving Interval (days) -3.49 -1.459 5.09
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index -0.27
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 4.30 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 27.77

* Based on an €80/tonne carbon price