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 20.48
Milk (kg) -620.00 -0.014 8.68
Fat (kg) -9.69 -0.375 3.63
Prot (kg) -18.52 -0.441 8.17
Fertility Sub Index 3.09
Calving Interval (days) -3.69 -1.459 5.38
Survival (%) -2.05 1.117 -2.29
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -0.19
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 5.95 -0.432 -2.57
Maintenance Sub Index Maint. Sub Index 7.73
Live WT (kg) -25.20 -0.307 7.73
Total Carbon Sub Index 31.90

* Based on an €80/tonne carbon price