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 6.81
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -7.52 -0.375 2.82
Prot (kg) -5.76 -0.441 2.54
Fertility Sub Index 0.80
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) 0.64 1.117 0.72
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -2.57
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 8.16 -0.432 -3.52
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 9.58

* Based on an €80/tonne carbon price