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 7.40
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -7.05 -0.375 2.64
Prot (kg) -5.01 -0.441 2.21
Fertility Sub Index 4.48
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 3.46
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) -2.27 -0.432 0.98
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 19.27

* Based on an €80/tonne carbon price