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 -3.15
Milk (kg) -11.00 -0.014 0.15
Fat (kg) 0.39 -0.375 -0.15
Prot (kg) 7.15 -0.441 -3.16
Fertility Sub Index -7.65
Calving Interval (days) 4.17 -1.459 -6.08
Survival (%) -1.40 1.117 -1.56
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -5.61
Carcass Weight (kg) 7.00 -0.528 -3.69
Age of Slaughter (days) 4.44 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index -3.68
Live WT (kg) 12.00 -0.307 -3.68
Total Carbon Sub Index -20.56

* Based on an €80/tonne carbon price