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 0.29
Milk (kg) -62.00 -0.014 0.87
Fat (kg) 0.66 -0.375 -0.25
Prot (kg) 0.76 -0.441 -0.34
Fertility Sub Index -6.38
Calving Interval (days) 2.84 -1.459 -4.14
Survival (%) -2.00 1.117 -2.23
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index -2.36
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -8.15

* Based on an €80/tonne carbon price