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 13.04
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -14.94 -0.375 5.60
Prot (kg) -14.45 -0.441 6.38
Fertility Sub Index -8.13
Calving Interval (days) 3.97 -1.459 -5.79
Survival (%) -2.09 1.117 -2.33
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.60
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 6.98

* Based on an €80/tonne carbon price