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 9.55
Milk (kg) -257.00 -0.014 3.60
Fat (kg) -10.24 -0.375 3.84
Prot (kg) -4.80 -0.441 2.12
Fertility Sub Index 4.92
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 0.75 1.117 0.84
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.94
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -3.14 -0.432 1.36
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 21.65

* Based on an €80/tonne carbon price