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 4.59
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -3.62 -0.375 1.36
Prot (kg) -5.99 -0.441 2.64
Fertility Sub Index -6.37
Calving Interval (days) 3.19 -1.459 -4.65
Survival (%) -1.54 1.117 -1.72
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index -0.16
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index -1.70

* Based on an €80/tonne carbon price