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 1.07
Milk (kg) -34.00 -0.014 0.48
Fat (kg) 1.66 -0.375 -0.62
Prot (kg) -2.76 -0.441 1.22
Fertility Sub Index 1.44
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) 0.44 1.117 0.49
Calving Sub Index -0.98
Gestation Length (days) 1.07 -0.919 -0.98
Beef Sub Index -1.95
Carcass Weight (kg) 6.30 -0.528 -3.32
Age of Slaughter (days) -3.17 -0.432 1.37
Maintenance Sub Index Maint. Sub Index -4.23
Live WT (kg) 13.80 -0.307 -4.23
Total Carbon Sub Index -4.66

* Based on an €80/tonne carbon price