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 4.51
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index 0.43
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.44
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 6.97

* Based on an €80/tonne carbon price