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 11.21
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -7.54 -0.375 2.82
Prot (kg) -11.54 -0.441 5.09
Fertility Sub Index 0.03
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) -1.02 1.117 -1.14
Calving Sub Index 1.57
Gestation Length (days) -1.71 -0.919 1.57
Beef Sub Index 4.83
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) -1.78 -0.432 0.77
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 19.02

* Based on an €80/tonne carbon price