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 11.34
Milk (kg) -369.00 -0.014 5.17
Fat (kg) -4.70 -0.375 1.76
Prot (kg) -10.00 -0.441 4.41
Fertility Sub Index 8.35
Calving Interval (days) -4.97 -1.459 7.25
Survival (%) 0.98 1.117 1.09
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 1.47
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 25.48

* Based on an €80/tonne carbon price