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 11.53
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -9.80 -0.375 3.67
Prot (kg) -8.23 -0.441 3.63
Fertility Sub Index -1.49
Calving Interval (days) 1.32 -1.459 -1.93
Survival (%) 0.39 1.117 0.44
Calving Sub Index -2.08
Gestation Length (days) 2.26 -0.919 -2.08
Beef Sub Index 2.23
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 14.52

* Based on an €80/tonne carbon price