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 5.44
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -5.04 -0.375 1.89
Prot (kg) -4.82 -0.441 2.13
Fertility Sub Index 1.06
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.39 1.117 0.44
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.87
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -2.98 -0.432 1.29
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 18.59

* Based on an €80/tonne carbon price