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 3.46
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -4.64 -0.375 1.74
Prot (kg) -3.75 -0.441 1.66
Fertility Sub Index -13.64
Calving Interval (days) 6.99 -1.459 -10.20
Survival (%) -3.08 1.117 -3.44
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index -0.64
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index -8.25

* Based on an €80/tonne carbon price