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 6.74
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -5.69 -0.375 2.13
Prot (kg) -8.91 -0.441 3.93
Fertility Sub Index 1.18
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) -0.77 1.117 -0.86
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 0.53
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 3.65 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index -1.16
Live WT (kg) 3.80 -0.307 -1.16
Total Carbon Sub Index 7.22

* Based on an €80/tonne carbon price