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 6.54
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -4.60 -0.375 1.72
Prot (kg) -6.86 -0.441 3.03
Fertility Sub Index -7.80
Calving Interval (days) 4.11 -1.459 -6.00
Survival (%) -1.61 1.117 -1.80
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index -0.06
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index -0.52

* Based on an €80/tonne carbon price