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 6.99
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -5.69 -0.375 2.13
Prot (kg) -6.62 -0.441 2.92
Fertility Sub Index 2.16
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.60 1.117 0.67
Calving Sub Index -1.33
Gestation Length (days) 1.45 -0.919 -1.33
Beef Sub Index -6.37
Carcass Weight (kg) 15.20 -0.528 -8.02
Age of Slaughter (days) -3.82 -0.432 1.65
Maintenance Sub Index Maint. Sub Index -10.36
Live WT (kg) 33.80 -0.307 -10.36
Total Carbon Sub Index -8.91

* Based on an €80/tonne carbon price