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 11.51
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -14.13 -0.441 6.24
Fertility Sub Index -9.38
Calving Interval (days) 4.50 -1.459 -6.57
Survival (%) -2.52 1.117 -2.82
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index -0.04
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 2.90

* Based on an €80/tonne carbon price