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 6.78
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -4.98 -0.375 1.87
Prot (kg) -8.22 -0.441 3.63
Fertility Sub Index 2.08
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.53 1.117 0.59
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.36
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 5.00 -0.432 -2.16
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 7.96

* Based on an €80/tonne carbon price