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 7.13
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -6.52 -0.375 2.44
Prot (kg) -5.57 -0.441 2.46
Fertility Sub Index 0.33
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) 0.61 1.117 0.68
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.64
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.13 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 17.95

* Based on an €80/tonne carbon price