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 3.51
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) -2.61 -0.375 0.98
Prot (kg) -5.84 -0.441 2.58
Fertility Sub Index -6.89
Calving Interval (days) 3.62 -1.459 -5.28
Survival (%) -1.44 1.117 -1.61
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.06
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index -1.70

* Based on an €80/tonne carbon price