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 11.84
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -17.08 -0.375 6.40
Prot (kg) -7.87 -0.441 3.47
Fertility Sub Index 1.01
Calving Interval (days) -2.81 -1.459 4.10
Survival (%) -2.77 1.117 -3.09
Calving Sub Index 1.60
Gestation Length (days) -1.74 -0.919 1.60
Beef Sub Index 1.82
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.56 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 21.94

* Based on an €80/tonne carbon price