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 1.63
Milk (kg) 66.00 -0.014 -0.92
Fat (kg) -5.51 -0.375 2.06
Prot (kg) -1.12 -0.441 0.49
Fertility Sub Index 3.52
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) 0.17 1.117 0.19
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 2.09
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 11.22

* Based on an €80/tonne carbon price