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 7.73
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -12.37 -0.375 4.63
Prot (kg) -3.58 -0.441 1.58
Fertility Sub Index -0.16
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) 0.20 1.117 0.22
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index -1.85
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 5.99 -0.432 -2.59
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 8.77

* Based on an €80/tonne carbon price