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 16.66
Milk (kg) -298.00 -0.014 4.17
Fat (kg) -17.81 -0.375 6.67
Prot (kg) -13.18 -0.441 5.82
Fertility Sub Index -6.07
Calving Interval (days) 2.70 -1.459 -3.94
Survival (%) -1.91 1.117 -2.13
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index -2.58
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index -2.08
Live WT (kg) 6.80 -0.307 -2.08
Total Carbon Sub Index 4.64

* Based on an €80/tonne carbon price