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 9.00
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -7.09 -0.375 2.66
Prot (kg) -8.38 -0.441 3.70
Fertility Sub Index 0.98
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) -0.34 1.117 -0.38
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.98
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.52 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 11.53

* Based on an €80/tonne carbon price