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 5.13
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -6.88 -0.375 2.58
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index 0.33
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) -0.58 1.117 -0.65
Calving Sub Index -1.40
Gestation Length (days) 1.52 -0.919 -1.40
Beef Sub Index -5.38
Carcass Weight (kg) 7.00 -0.528 -3.69
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index -2.05
Live WT (kg) 6.70 -0.307 -2.05
Total Carbon Sub Index -3.37

* Based on an €80/tonne carbon price