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 12.15
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -12.63 -0.375 4.73
Prot (kg) -10.49 -0.441 4.63
Fertility Sub Index -2.06
Calving Interval (days) 0.97 -1.459 -1.42
Survival (%) -0.58 1.117 -0.65
Calving Sub Index -1.65
Gestation Length (days) 1.79 -0.919 -1.65
Beef Sub Index -2.95
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index 3.70

* Based on an €80/tonne carbon price