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 6.23
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -6.99 -0.375 2.62
Prot (kg) -3.21 -0.441 1.42
Fertility Sub Index -16.37
Calving Interval (days) 8.67 -1.459 -12.65
Survival (%) -3.33 1.117 -3.72
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index -1.06
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 3.93 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index -9.78

* Based on an €80/tonne carbon price