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 22.06
Milk (kg) -446.00 -0.014 6.24
Fat (kg) -21.76 -0.375 8.15
Prot (kg) -17.37 -0.441 7.67
Fertility Sub Index 9.94
Calving Interval (days) -7.17 -1.459 10.46
Survival (%) -0.47 1.117 -0.53
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index 1.86
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 37.88

* Based on an €80/tonne carbon price