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 14.98
Milk (kg) -343.00 -0.014 4.80
Fat (kg) -13.68 -0.375 5.12
Prot (kg) -11.46 -0.441 5.06
Fertility Sub Index 4.85
Calving Interval (days) -2.16 -1.459 3.15
Survival (%) 1.52 1.117 1.70
Calving Sub Index -2.07
Gestation Length (days) 2.25 -0.919 -2.07
Beef Sub Index -2.71
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 3.96 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 20.49

* Based on an €80/tonne carbon price