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 8.14
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -7.31 -0.375 2.74
Prot (kg) -6.27 -0.441 2.77
Fertility Sub Index 0.49
Calving Interval (days) 0.09 -1.459 -0.13
Survival (%) 0.56 1.117 0.63
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.17
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -0.38 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 19.80

* Based on an €80/tonne carbon price