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 14.06
Milk (kg) -298.00 -0.014 4.17
Fat (kg) -17.88 -0.375 6.70
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index -0.63
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.23
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -3.70 -0.432 1.60
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 20.76

* Based on an €80/tonne carbon price