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 13.29
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -15.72 -0.375 5.89
Prot (kg) -9.64 -0.441 4.25
Fertility Sub Index -2.33
Calving Interval (days) 1.17 -1.459 -1.71
Survival (%) -0.56 1.117 -0.63
Calving Sub Index -1.76
Gestation Length (days) 1.92 -0.919 -1.76
Beef Sub Index -0.98
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) -1.40 -0.432 0.60
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index 6.93

* Based on an €80/tonne carbon price