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 9.07
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -11.57 -0.375 4.33
Prot (kg) -5.81 -0.441 2.56
Fertility Sub Index 4.53
Calving Interval (days) -2.39 -1.459 3.49
Survival (%) 0.93 1.117 1.04
Calving Sub Index -2.46
Gestation Length (days) 2.68 -0.919 -2.46
Beef Sub Index -1.42
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 13.51

* Based on an €80/tonne carbon price