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 12.02
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -4.60 -0.375 1.72
Prot (kg) -12.61 -0.441 5.57
Fertility Sub Index 0.17
Calving Interval (days) -1.13 -1.459 1.65
Survival (%) -1.32 1.117 -1.47
Calving Sub Index 2.04
Gestation Length (days) -2.22 -0.919 2.04
Beef Sub Index -5.78
Carcass Weight (kg) 7.20 -0.528 -3.80
Age of Slaughter (days) 4.59 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index -1.38
Live WT (kg) 4.50 -0.307 -1.38
Total Carbon Sub Index 7.08

* Based on an €80/tonne carbon price