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 7.07
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -4.06 -0.375 1.52
Prot (kg) -10.67 -0.441 4.71
Fertility Sub Index -6.48
Calving Interval (days) 2.64 -1.459 -3.85
Survival (%) -2.35 1.117 -2.63
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index -2.03
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 4.83 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index -4.02
Live WT (kg) 13.10 -0.307 -4.02
Total Carbon Sub Index -4.50

* Based on an €80/tonne carbon price