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 -1.37
Milk (kg) -2.00 -0.014 0.03
Fat (kg) 2.35 -0.375 -0.88
Prot (kg) 1.17 -0.441 -0.52
Fertility Sub Index 2.21
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 0.46 1.117 0.51
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.74
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -1.59 -0.432 0.69
Maintenance Sub Index Maint. Sub Index 5.46
Live WT (kg) -17.80 -0.307 5.46
Total Carbon Sub Index 11.86

* Based on an €80/tonne carbon price