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 17.06
Milk (kg) -303.00 -0.014 4.24
Fat (kg) -12.58 -0.375 4.71
Prot (kg) -18.36 -0.441 8.10
Fertility Sub Index -2.00
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) -1.62 1.117 -1.81
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index 0.41
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 6.01 -0.432 -2.59
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 19.56

* Based on an €80/tonne carbon price