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 18.36
Milk (kg) -340.00 -0.014 4.76
Fat (kg) -18.70 -0.375 7.00
Prot (kg) -14.94 -0.441 6.59
Fertility Sub Index -1.49
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) 0.34 1.117 0.38
Calving Sub Index -1.13
Gestation Length (days) 1.23 -0.919 -1.13
Beef Sub Index -2.25
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 14.38

* Based on an €80/tonne carbon price