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 16.92
Milk (kg) -342.00 -0.014 4.79
Fat (kg) -13.62 -0.375 5.10
Prot (kg) -15.94 -0.441 7.04
Fertility Sub Index 10.40
Calving Interval (days) -5.37 -1.459 7.84
Survival (%) 2.30 1.117 2.57
Calving Sub Index -2.33
Gestation Length (days) 2.54 -0.919 -2.33
Beef Sub Index -1.86
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 26.48

* Based on an €80/tonne carbon price