Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 4.57
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -8.97 -0.375 3.36
Prot (kg) -2.23 -0.441 0.98
Fertility Sub Index -4.19
Calving Interval (days) 1.91 -1.459 -2.79
Survival (%) -1.26 1.117 -1.41
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index -5.09
Carcass Weight (kg) 6.00 -0.528 -3.17
Age of Slaughter (days) 4.45 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index -1.66
Live WT (kg) 5.40 -0.307 -1.66
Total Carbon Sub Index -7.59

* Based on an €80/tonne carbon price