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 4.25
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -4.36 -0.375 1.63
Prot (kg) -4.59 -0.441 2.03
Fertility Sub Index 1.12
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.07
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 6.86

* Based on an €80/tonne carbon price