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 12.46
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -9.99 -0.375 3.74
Prot (kg) -10.61 -0.441 4.68
Fertility Sub Index 4.49
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) 0.23 1.117 0.26
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index 0.10
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 18.54

* Based on an €80/tonne carbon price