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 7.56
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -6.85 -0.375 2.57
Prot (kg) -5.86 -0.441 2.59
Fertility Sub Index -0.06
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.06
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 5.98 -0.432 -2.58
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 17.87

* Based on an €80/tonne carbon price