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 -0.10
Milk (kg) -97.00 -0.014 1.36
Fat (kg) 4.66 -0.375 -1.75
Prot (kg) -0.66 -0.441 0.29
Fertility Sub Index 0.53
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index 2.60
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 6.47

* Based on an €80/tonne carbon price