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 2.96
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) -2.39 -0.375 0.90
Prot (kg) -4.93 -0.441 2.18
Fertility Sub Index -11.76
Calving Interval (days) 5.26 -1.459 -7.67
Survival (%) -3.66 1.117 -4.09
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 0.89
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -7.56

* Based on an €80/tonne carbon price