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 3.68
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -2.91 -0.375 1.09
Prot (kg) -3.69 -0.441 1.63
Fertility Sub Index 0.02
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) 0.19 1.117 0.21
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 2.26
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -2.31 -0.432 1.00
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 10.47

* Based on an €80/tonne carbon price