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 6.78
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -10.04 -0.375 3.76
Prot (kg) -6.17 -0.441 2.72
Fertility Sub Index -14.61
Calving Interval (days) 8.10 -1.459 -11.82
Survival (%) -2.50 1.117 -2.79
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 5.06
Carcass Weight (kg) -14.90 -0.528 7.86
Age of Slaughter (days) 6.49 -0.432 -2.80
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index -0.88

* Based on an €80/tonne carbon price