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 4.07
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -3.79 -0.441 1.67
Fertility Sub Index -2.74
Calving Interval (days) 1.09 -1.459 -1.59
Survival (%) -1.03 1.117 -1.15
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 0.62
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -0.59 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 3.15

* Based on an €80/tonne carbon price