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 17.07
Milk (kg) -381.00 -0.014 5.33
Fat (kg) -14.72 -0.375 5.51
Prot (kg) -14.10 -0.441 6.22
Fertility Sub Index 6.95
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 1.57 1.117 1.75
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index 1.25
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.28 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 27.76

* Based on an €80/tonne carbon price