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 9.60
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -6.72 -0.375 2.52
Prot (kg) -11.98 -0.441 5.29
Fertility Sub Index -10.02
Calving Interval (days) 4.94 -1.459 -7.21
Survival (%) -2.52 1.117 -2.82
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index -0.78
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 2.67 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index -2.08
Live WT (kg) 6.80 -0.307 -2.08
Total Carbon Sub Index -2.95

* Based on an €80/tonne carbon price