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 19.66
Milk (kg) -888.00 -0.014 12.43
Fat (kg) -0.16 -0.375 0.06
Prot (kg) -16.24 -0.441 7.17
Fertility Sub Index 7.29
Calving Interval (days) -4.32 -1.459 6.30
Survival (%) 0.88 1.117 0.98
Calving Sub Index -1.65
Gestation Length (days) 1.80 -0.919 -1.65
Beef Sub Index 6.01
Carcass Weight (kg) -13.80 -0.528 7.28
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 12.88
Live WT (kg) -42.00 -0.307 12.88
Total Carbon Sub Index 44.18

* Based on an €80/tonne carbon price