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 1.64
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -2.51 -0.375 0.94
Prot (kg) 0.31 -0.441 -0.14
Fertility Sub Index 5.63
Calving Interval (days) -2.21 -1.459 3.22
Survival (%) 2.15 1.117 2.40
Calving Sub Index 3.47
Gestation Length (days) -3.78 -0.919 3.47
Beef Sub Index 2.53
Carcass Weight (kg) -11.90 -0.528 6.28
Age of Slaughter (days) 8.68 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 7.36
Live WT (kg) -24.00 -0.307 7.36
Total Carbon Sub Index 20.63

* Based on an €80/tonne carbon price