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 6.21
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -4.98 -0.375 1.87
Prot (kg) -5.19 -0.441 2.29
Fertility Sub Index -1.63
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -1.44
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 9.07 -0.432 -3.92
Maintenance Sub Index Maint. Sub Index 7.76
Live WT (kg) -25.30 -0.307 7.76
Total Carbon Sub Index 11.61

* Based on an €80/tonne carbon price