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 1.53
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -5.51 -0.375 2.06
Prot (kg) 1.31 -0.441 -0.58
Fertility Sub Index -2.18
Calving Interval (days) 0.94 -1.459 -1.37
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index -6.30
Carcass Weight (kg) 7.40 -0.528 -3.90
Age of Slaughter (days) 5.55 -0.432 -2.40
Maintenance Sub Index Maint. Sub Index -3.92
Live WT (kg) 12.80 -0.307 -3.92
Total Carbon Sub Index -10.80

* Based on an €80/tonne carbon price