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 3.69
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -8.89 -0.375 3.33
Prot (kg) -0.70 -0.441 0.31
Fertility Sub Index -2.29
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) -0.38 1.117 -0.42
Calving Sub Index -1.35
Gestation Length (days) 1.47 -0.919 -1.35
Beef Sub Index -6.66
Carcass Weight (kg) 10.50 -0.528 -5.54
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index -5.46
Live WT (kg) 17.80 -0.307 -5.46
Total Carbon Sub Index -12.06

* Based on an €80/tonne carbon price