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 8.53
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -10.32 -0.375 3.87
Prot (kg) -5.93 -0.441 2.62
Fertility Sub Index 0.86
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) 0.56 1.117 0.63
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.91
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 17.58

* Based on an €80/tonne carbon price