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 4.00
Milk (kg) -357.00 -0.014 5.00
Fat (kg) 3.90 -0.375 -1.46
Prot (kg) -1.05 -0.441 0.46
Fertility Sub Index 4.05
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 3.56 1.117 3.98
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 8.21
Carcass Weight (kg) -18.90 -0.528 9.97
Age of Slaughter (days) 4.07 -0.432 -1.76
Maintenance Sub Index Maint. Sub Index 15.51
Live WT (kg) -50.60 -0.307 15.51
Total Carbon Sub Index 32.45

* Based on an €80/tonne carbon price