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 14.16
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -16.95 -0.375 6.35
Prot (kg) -9.45 -0.441 4.17
Fertility Sub Index 1.64
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) 0.28 1.117 0.31
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.24
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 27.50

* Based on an €80/tonne carbon price