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 12.35
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -13.57 -0.375 5.08
Prot (kg) -11.48 -0.441 5.07
Fertility Sub Index 0.46
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index 2.56
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -1.04 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 19.21

* Based on an €80/tonne carbon price