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 5.66
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -1.78 -0.375 0.67
Prot (kg) -3.85 -0.441 1.70
Fertility Sub Index 13.05
Calving Interval (days) -8.08 -1.459 11.79
Survival (%) 1.13 1.117 1.26
Calving Sub Index 2.08
Gestation Length (days) -2.26 -0.919 2.08
Beef Sub Index -0.87
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) -0.54 -0.432 0.23
Maintenance Sub Index Maint. Sub Index -2.58
Live WT (kg) 8.40 -0.307 -2.58
Total Carbon Sub Index 17.33

* Based on an €80/tonne carbon price