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 1.27
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -0.24 -0.375 0.09
Prot (kg) -1.68 -0.441 0.74
Fertility Sub Index 0.11
Calving Interval (days) -0.13 -1.459 0.19
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.15
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 2.23

* Based on an €80/tonne carbon price