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 -12.56
Milk (kg) 174.00 -0.014 -2.44
Fat (kg) 13.76 -0.375 -5.15
Prot (kg) 11.25 -0.441 -4.97
Fertility Sub Index 6.47
Calving Interval (days) -3.49 -1.459 5.09
Survival (%) 1.23 1.117 1.37
Calving Sub Index 4.09
Gestation Length (days) -4.45 -0.919 4.09
Beef Sub Index 1.59
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.10 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -1.94

* Based on an €80/tonne carbon price