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 -1.76
Milk (kg) 96.00 -0.014 -1.34
Fat (kg) -1.00 -0.375 0.37
Prot (kg) 1.79 -0.441 -0.79
Fertility Sub Index 3.15
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 0.64 1.117 0.72
Calving Sub Index -1.89
Gestation Length (days) 2.06 -0.919 -1.89
Beef Sub Index -2.71
Carcass Weight (kg) 6.50 -0.528 -3.43
Age of Slaughter (days) -1.66 -0.432 0.72
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index -4.13

* Based on an €80/tonne carbon price