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 26.66
Milk (kg) -658.00 -0.014 9.21
Fat (kg) -23.05 -0.375 8.63
Prot (kg) -19.98 -0.441 8.82
Fertility Sub Index 5.63
Calving Interval (days) -4.55 -1.459 6.64
Survival (%) -0.90 1.117 -1.01
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.08
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 33.49

* Based on an €80/tonne carbon price