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 6.48
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -8.17 -0.375 3.06
Prot (kg) -4.67 -0.441 2.06
Fertility Sub Index 5.73
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 1.75 1.117 1.96
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -2.21
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 5.48 -0.432 -2.37
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 12.83

* Based on an €80/tonne carbon price