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 6.28
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -4.41 -0.375 1.65
Prot (kg) -9.47 -0.441 4.18
Fertility Sub Index -13.37
Calving Interval (days) 7.09 -1.459 -10.34
Survival (%) -2.71 1.117 -3.03
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 0.74
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index -6.72

* Based on an €80/tonne carbon price