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 4.17
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -4.86 -0.375 1.82
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index 0.53
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) 0.57 1.117 0.64
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -2.17
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 7.46 -0.432 -3.22
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 6.87

* Based on an €80/tonne carbon price