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 19.91
Milk (kg) -505.00 -0.014 7.07
Fat (kg) -16.27 -0.375 6.09
Prot (kg) -15.29 -0.441 6.75
Fertility Sub Index 7.11
Calving Interval (days) -3.06 -1.459 4.46
Survival (%) 2.37 1.117 2.65
Calving Sub Index -1.85
Gestation Length (days) 2.01 -0.919 -1.85
Beef Sub Index -1.82
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 5.55 -0.432 -2.40
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 25.72

* Based on an €80/tonne carbon price