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 16.60
Milk (kg) -496.00 -0.014 6.94
Fat (kg) -8.89 -0.375 3.33
Prot (kg) -14.34 -0.441 6.33
Fertility Sub Index 1.74
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) 0.51 1.117 0.57
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index 0.62
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 21.48

* Based on an €80/tonne carbon price