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 20.59
Milk (kg) -587.00 -0.014 8.22
Fat (kg) -9.85 -0.375 3.69
Prot (kg) -19.67 -0.441 8.68
Fertility Sub Index 1.01
Calving Interval (days) -2.44 -1.459 3.56
Survival (%) -2.28 1.117 -2.55
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -0.98
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 5.81 -0.432 -2.51
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 28.03

* Based on an €80/tonne carbon price