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 20.19
Milk (kg) -422.00 -0.014 5.91
Fat (kg) -15.73 -0.375 5.89
Prot (kg) -19.02 -0.441 8.39
Fertility Sub Index 8.19
Calving Interval (days) -5.50 -1.459 8.02
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 0.72
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -0.20 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 32.58

* Based on an €80/tonne carbon price