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 14.63
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -14.11 -0.375 5.29
Prot (kg) -13.49 -0.441 5.95
Fertility Sub Index 0.06
Calving Interval (days) 0.76 -1.459 -1.11
Survival (%) 1.05 1.117 1.17
Calving Sub Index -1.33
Gestation Length (days) 1.45 -0.919 -1.33
Beef Sub Index -1.28
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 16.98

* Based on an €80/tonne carbon price