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 11.37
Milk (kg) -271.00 -0.014 3.79
Fat (kg) -7.81 -0.375 2.93
Prot (kg) -10.53 -0.441 4.65
Fertility Sub Index -1.55
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) -0.49 1.117 -0.55
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index -0.09
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.76 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 9.88

* Based on an €80/tonne carbon price