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 5.84
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -10.64 -0.375 3.99
Prot (kg) -2.42 -0.441 1.07
Fertility Sub Index -8.80
Calving Interval (days) 4.16 -1.459 -6.07
Survival (%) -2.44 1.117 -2.73
Calving Sub Index 1.67
Gestation Length (days) -1.82 -0.919 1.67
Beef Sub Index -1.81
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 3.09 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index -4.57

* Based on an €80/tonne carbon price