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 3.28
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -1.35 -0.375 0.51
Prot (kg) -4.86 -0.441 2.15
Fertility Sub Index -5.49
Calving Interval (days) 1.93 -1.459 -2.82
Survival (%) -2.39 1.117 -2.67
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.03
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 1.73

* Based on an €80/tonne carbon price