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 1.86
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) -2.20 -0.375 0.82
Prot (kg) -2.54 -0.441 1.12
Fertility Sub Index -2.76
Calving Interval (days) 0.71 -1.459 -1.04
Survival (%) -1.54 1.117 -1.72
Calving Sub Index 1.80
Gestation Length (days) -1.96 -0.919 1.80
Beef Sub Index -4.04
Carcass Weight (kg) 5.80 -0.528 -3.06
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index -5.49
Live WT (kg) 17.90 -0.307 -5.49
Total Carbon Sub Index -8.62

* Based on an €80/tonne carbon price