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 -12.06
Milk (kg) 171.00 -0.014 -2.39
Fat (kg) 12.51 -0.375 -4.69
Prot (kg) 11.28 -0.441 -4.98
Fertility Sub Index 9.65
Calving Interval (days) -5.46 -1.459 7.97
Survival (%) 1.51 1.117 1.69
Calving Sub Index 3.81
Gestation Length (days) -4.15 -0.919 3.81
Beef Sub Index -1.22
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 6.99 -0.432 -3.02
Maintenance Sub Index Maint. Sub Index -7.66
Live WT (kg) 25.00 -0.307 -7.66
Total Carbon Sub Index -7.48

* Based on an €80/tonne carbon price