Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 12.90
Milk (kg) -295.00 -0.014 4.13
Fat (kg) -9.91 -0.375 3.71
Prot (kg) -11.46 -0.441 5.06
Fertility Sub Index 5.82
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 0.57 1.117 0.64
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 1.16
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 23.55

* Based on an €80/tonne carbon price