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 11.17
Milk (kg) -279.00 -0.014 3.91
Fat (kg) -9.33 -0.375 3.49
Prot (kg) -8.55 -0.441 3.77
Fertility Sub Index -0.60
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.58
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 6.71 -0.432 -2.90
Maintenance Sub Index Maint. Sub Index 7.69
Live WT (kg) -25.10 -0.307 7.69
Total Carbon Sub Index 21.69

* Based on an €80/tonne carbon price