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 6.51
Milk (kg) -248.00 -0.014 3.47
Fat (kg) -1.55 -0.375 0.58
Prot (kg) -5.57 -0.441 2.46
Fertility Sub Index -2.99
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) -1.29 1.117 -1.44
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index -0.07
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 5.66 -0.432 -2.44
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 4.65

* Based on an €80/tonne carbon price