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 6.19
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -9.19 -0.375 3.44
Prot (kg) -4.22 -0.441 1.86
Fertility Sub Index -5.74
Calving Interval (days) 2.76 -1.459 -4.03
Survival (%) -1.53 1.117 -1.71
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index -4.14
Carcass Weight (kg) 4.80 -0.528 -2.53
Age of Slaughter (days) 3.72 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index -3.34

* Based on an €80/tonne carbon price