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 31.38
Milk (kg) -605.00 -0.014 8.47
Fat (kg) -26.75 -0.375 10.02
Prot (kg) -29.20 -0.441 12.89
Fertility Sub Index -0.14
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index -0.16
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.70 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 33.07

* Based on an €80/tonne carbon price