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 5.44
Milk (kg) 37.00 -0.014 -0.52
Fat (kg) -7.50 -0.375 2.81
Prot (kg) -7.14 -0.441 3.15
Fertility Sub Index -0.13
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.77
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 8.64

* Based on an €80/tonne carbon price