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 28.01
Milk (kg) -602.00 -0.014 8.43
Fat (kg) -25.96 -0.375 9.72
Prot (kg) -22.33 -0.441 9.86
Fertility Sub Index 1.67
Calving Interval (days) -1.82 -1.459 2.66
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 1.66
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 36.02

* Based on an €80/tonne carbon price