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 3.15
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -0.93 -0.375 0.35
Prot (kg) -2.23 -0.441 0.98
Fertility Sub Index -18.21
Calving Interval (days) 9.61 -1.459 -14.02
Survival (%) -3.75 1.117 -4.19
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index -1.51
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index -16.57

* Based on an €80/tonne carbon price