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 8.24
Milk (kg) -273.00 -0.014 3.82
Fat (kg) -0.90 -0.375 0.34
Prot (kg) -9.25 -0.441 4.08
Fertility Sub Index -2.56
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) -0.53 1.117 -0.59
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 0.38
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 6.81

* Based on an €80/tonne carbon price