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 -6.94
Milk (kg) 27.00 -0.014 -0.38
Fat (kg) 9.78 -0.375 -3.66
Prot (kg) 6.56 -0.441 -2.90
Fertility Sub Index -11.70
Calving Interval (days) 6.10 -1.459 -8.90
Survival (%) -2.51 1.117 -2.80
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.17
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index -17.41

* Based on an €80/tonne carbon price