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 4.87
Milk (kg) -274.00 -0.014 3.84
Fat (kg) 2.82 -0.375 -1.06
Prot (kg) -4.73 -0.441 2.09
Fertility Sub Index 4.16
Calving Interval (days) -2.26 -1.459 3.30
Survival (%) 0.77 1.117 0.86
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index -0.95
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 5.62 -0.432 -2.43
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 13.45

* Based on an €80/tonne carbon price