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 16.31
Milk (kg) -609.00 -0.014 8.53
Fat (kg) -4.54 -0.375 1.70
Prot (kg) -13.79 -0.441 6.09
Fertility Sub Index -1.07
Calving Interval (days) 0.95 -1.459 -1.39
Survival (%) 0.28 1.117 0.31
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index -1.43
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 9.17 -0.432 -3.96
Maintenance Sub Index Maint. Sub Index 7.82
Live WT (kg) -25.50 -0.307 7.82
Total Carbon Sub Index 22.49

* Based on an €80/tonne carbon price