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 9.17
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -3.99 -0.375 1.49
Prot (kg) -7.97 -0.441 3.52
Fertility Sub Index 2.45
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) 0.31 1.117 0.35
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index 0.61
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 5.67 -0.432 -2.45
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 18.51

* Based on an €80/tonne carbon price