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 16.16
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -17.08 -0.375 6.40
Prot (kg) -12.31 -0.441 5.43
Fertility Sub Index 1.60
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) -0.41 1.117 -0.46
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index 0.52
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -1.44 -0.432 0.62
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 20.51

* Based on an €80/tonne carbon price