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 0.97
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -0.97 -0.375 0.36
Prot (kg) -1.03 -0.441 0.45
Fertility Sub Index 5.03
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 0.98 1.117 1.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.68
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 8.79

* Based on an €80/tonne carbon price