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 -4.46
Milk (kg) 251.00 -0.014 -3.51
Fat (kg) -1.51 -0.375 0.57
Prot (kg) 3.42 -0.441 -1.51
Fertility Sub Index -2.46
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index -2.17
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 6.62 -0.432 -2.86
Maintenance Sub Index Maint. Sub Index -3.10
Live WT (kg) 10.10 -0.307 -3.10
Total Carbon Sub Index -10.35

* Based on an €80/tonne carbon price