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 -4.88
Milk (kg) 104.00 -0.014 -1.46
Fat (kg) 6.02 -0.375 -2.25
Prot (kg) 2.65 -0.441 -1.17
Fertility Sub Index -2.55
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 1.88
Gestation Length (days) -2.04 -0.919 1.88
Beef Sub Index -1.09
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) -0.89 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -5.72

* Based on an €80/tonne carbon price