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 0.71
Milk (kg) -99.00 -0.014 1.39
Fat (kg) 2.28 -0.375 -0.85
Prot (kg) -0.41 -0.441 0.18
Fertility Sub Index 0.07
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index -3.33
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 3.08 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index -3.47

* Based on an €80/tonne carbon price