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 8.35
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -10.13 -0.375 3.79
Prot (kg) -4.67 -0.441 2.06
Fertility Sub Index 5.38
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 1.56 1.117 1.74
Calving Sub Index -1.30
Gestation Length (days) 1.41 -0.919 -1.30
Beef Sub Index -4.36
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 4.96 -0.432 -2.14
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 9.91

* Based on an €80/tonne carbon price