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 8.64
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -6.98 -0.375 2.61
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 7.66
Calving Interval (days) -4.78 -1.459 6.97
Survival (%) 0.61 1.117 0.68
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 2.43
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) -0.13 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 22.29

* Based on an €80/tonne carbon price