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 14.67
Milk (kg) -248.00 -0.014 3.47
Fat (kg) -14.27 -0.375 5.34
Prot (kg) -13.27 -0.441 5.86
Fertility Sub Index 4.55
Calving Interval (days) -2.13 -1.459 3.11
Survival (%) 1.29 1.117 1.44
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 3.49
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -0.88 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 28.75

* Based on an €80/tonne carbon price