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 6.80
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -3.88 -0.375 1.45
Prot (kg) -6.33 -0.441 2.79
Fertility Sub Index 6.40
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) 2.16 1.117 2.41
Calving Sub Index 4.07
Gestation Length (days) -4.43 -0.919 4.07
Beef Sub Index -1.79
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 7.45 -0.432 -3.22
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 19.76

* Based on an €80/tonne carbon price