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 19.79
Milk (kg) -295.00 -0.014 4.13
Fat (kg) -21.53 -0.375 8.06
Prot (kg) -17.22 -0.441 7.60
Fertility Sub Index -1.67
Calving Interval (days) 0.76 -1.459 -1.11
Survival (%) -0.50 1.117 -0.56
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 1.25
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 4.81 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 22.80

* Based on an €80/tonne carbon price