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 -11.64
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) 23.27 -0.375 -8.72
Prot (kg) 6.30 -0.441 -2.78
Fertility Sub Index 4.07
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) 1.41 1.117 1.58
Calving Sub Index 3.14
Gestation Length (days) -3.42 -0.919 3.14
Beef Sub Index 0.69
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index -3.99
Live WT (kg) 13.00 -0.307 -3.99
Total Carbon Sub Index -7.72

* Based on an €80/tonne carbon price