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 -0.38
Milk (kg) 42.00 -0.014 -0.59
Fat (kg) -1.67 -0.375 0.63
Prot (kg) 0.95 -0.441 -0.42
Fertility Sub Index -3.28
Calving Interval (days) 1.78 -1.459 -2.60
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index 0.52
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -2.11

* Based on an €80/tonne carbon price