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 17.07
Milk (kg) -284.00 -0.014 3.98
Fat (kg) -17.80 -0.375 6.67
Prot (kg) -14.56 -0.441 6.43
Fertility Sub Index -1.33
Calving Interval (days) 0.89 -1.459 -1.30
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -0.49
Gestation Length (days) 0.53 -0.919 -0.49
Beef Sub Index -1.78
Carcass Weight (kg) 4.10 -0.528 -2.16
Age of Slaughter (days) -0.89 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 14.30

* Based on an €80/tonne carbon price